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Add a bitmap of luns to indicate the status
of luns: inuse/available. When create targets
do the necessary check to avoid allocating luns
that are already allocated.
Signed-off-by: Wenwei Tao <[email protected]>
Freed dev->lun_map if nvm_core_init later failed in the init process.
Signed-off-by: Matias Bjørling <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
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We can create more than one target on a lightnvm
device by specifying its begin lun and end lun.
But only specify the physical address area is not
enough, we need to get the corresponding non-
intersection logical address area division from
the backend device's logcial address space.
Otherwise the targets on the device might use
the same logical addresses cause incorrect
information in the device's l2p table.
Signed-off-by: Wenwei Tao <[email protected]>
Signed-off-by: Matias Bjørling <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
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After register null_blk devices into lightnvm, we forget
to add these devices to the the nullb_list, makes them
invisible to the null_blk driver.
Signed-off-by: Wenwei Tao <[email protected]>
Fixes: a514379b0c77 ("null_blk: oops when initializing without lightnvm")
Signed-off-by: Jens Axboe <[email protected]>
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Pull block driver updates from Jens Axboe:
"This is the block driver pull request for this merge window. It sits
on top of for-4.6/core, that was just sent out.
This contains:
- A set of fixes for lightnvm. One from Alan, fixing an overflow,
and the rest from the usual suspects, Javier and Matias.
- A set of fixes for nbd from Markus and Dan, and a fixup from Arnd
for correct usage of the signed 64-bit divider.
- A set of bug fixes for the Micron mtip32xx, from Asai.
- A fix for the brd discard handling from Bart.
- Update the maintainers entry for cciss, since that hardware has
transferred ownership.
- Three bug fixes for bcache from Eric Wheeler.
- Set of fixes for xen-blk{back,front} from Jan and Konrad.
- Removal of the cpqarray driver. It has been disabled in Kconfig
since 2013, and we were initially scheduled to remove it in 3.15.
- Various updates and fixes for NVMe, with the most important being:
- Removal of the per-device NVMe thread, replacing that with a
watchdog timer instead. From Christoph.
- Exposing the namespace WWID through sysfs, from Keith.
- Set of cleanups from Ming Lin.
- Logging the controller device name instead of the underlying
PCI device name, from Sagi.
- And a bunch of fixes and optimizations from the usual suspects
in this area"
* 'for-4.6/drivers' of git://git.kernel.dk/linux-block: (49 commits)
NVMe: Expose ns wwid through single sysfs entry
drivers:block: cpqarray clean up
brd: Fix discard request processing
cpqarray: remove it from the kernel
cciss: update MAINTAINERS
NVMe: Remove unused sq_head read in completion path
bcache: fix cache_set_flush() NULL pointer dereference on OOM
bcache: cleaned up error handling around register_cache()
bcache: fix race of writeback thread starting before complete initialization
NVMe: Create discard zero quirk white list
nbd: use correct div_s64 helper
mtip32xx: remove unneeded variable in mtip_cmd_timeout()
lightnvm: generalize rrpc ppa calculations
lightnvm: remove struct nvm_dev->total_blocks
lightnvm: rename ->nr_pages to ->nr_sects
lightnvm: update closed list outside of intr context
xen/blback: Fit the important information of the thread in 17 characters
lightnvm: fold get bb tbl when using dual/quad plane mode
lightnvm: fix up nonsensical configure overrun checking
xen-blkback: advertise indirect segment support earlier
...
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There were two issues here:
1) dma_mapping_error() return true/false but we want to return -ENOMEM
2) If dmaengine_prep_slave_sg() failed then "err" wasn't set but
presumably that should be -ENOMEM as well.
I changed the success path to "return 0;" instead of "return ret;" for
clarity.
Fixes: 94fe8c683cea ('ks8842: Support DMA when accessed via timberdale')
Signed-off-by: Dan Carpenter <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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MVNETA_BM has a dependency on MVNETA, so we can only select the former
if the latter is enabled. However, the code dependency is the reverse:
The mvneta module can call into the mvneta_bm module, so mvneta cannot
be a built-in if mvneta_bm is a module, or we get a link error:
drivers/net/built-in.o: In function `mvneta_remove':
drivers/net/ethernet/marvell/mvneta.c:4211: undefined reference to `mvneta_bm_pool_destroy'
drivers/net/built-in.o: In function `mvneta_bm_update_mtu':
drivers/net/ethernet/marvell/mvneta.c:1034: undefined reference to `mvneta_bm_bufs_free'
This avoids the problem by further clarifying the dependency so that
MVNETA_BM is a silent Kconfig option that gets turned on by the
new MVNETA_BM_ENABLE option. This way both the core HWBM module and
the MVNETA_BM code are always built-in when needed.
Signed-off-by: Arnd Bergmann <[email protected]>
Fixes: dc35a10f68d3 ("net: mvneta: bm: add support for hardware buffer management")
Signed-off-by: David S. Miller <[email protected]>
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Checkpatch updates for sunvnet.c and sunvnet_common.c.
Signed-off-by: Aaron Young <[email protected]>
Signed-off-by: Rashmi Narasimhan <[email protected]>
Reviewed-by: Sowmini Varadhan <[email protected]>
Reviewed-by: Alexandre Chartre <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Add ldmvsw.c driver
Details:
The ldmvsw driver very closely follows the sunvnet.c code and makes
use of the sunvnet_common.c code for core functionality.
A significant difference between sunvnet and ldmvsw driver is
sunvnet creates a network interface for each vnet-port *parent*
node in the MD while the ldmvsw driver creates a network interface
for every vsw-port node in the Machine Description (MD).
Therefore the netdev_priv() for sunvnet is a vnet structure while
the netdev_priv() for ldmvsw is a vnet_port structure.
Vnet_port structures allocated by ldmvsw have the vsw bit set.
When finding the net_device associated with a port, the common code keys
off this bit to use either the net_device found in the vnet_port or the
net_device in the vnet structure (see the VNET_PORT_TO_NET_DEVICE() macro in
sunvnet_common.h). This scheme allows the common code to work with
both drivers with minimal changes.
Similar to Xen, network interfaces created by the ldmvsw driver will always
have a HW Addr (i.e. mac address) of FE:FF:FF:FF:FF:FF and each will be
assigned the devname "vif<cfg_handle>.<port_id>" - where <cfg_handle> and
<port_id> are a unique handle/port pair assigned to the associated
vsw-port node in the MD.
Signed-off-by: Aaron Young <[email protected]>
Signed-off-by: Rashmi Narasimhan <[email protected]>
Reviewed-by: Sowmini Varadhan <[email protected]>
Reviewed-by: Alexandre Chartre <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Modify sunvnet common code and data structures to be compatible
with both sunvnet and ldmvsw drivers.
Details:
Sunvnet operates on "vnet-port" nodes which appear in the Machine
Description (MD) in a guest domain. Ldmvsw operates on "vsw-port"
nodes which appear in the MD of a service domain.
A difference between the sunvnet driver and the ldmvsw driver is
the sunvnet driver creates a network interface (i.e. a struct net_device)
for every vnet-port *parent* "network" node. Several vnet-ports may appear
under this common parent network node - each corresponding to a common parent
network interface. Conversely, since bridge/vswitch software will need
to interface with every vsw-port in a system, the ldmvsw driver creates
a network interface (i.e. a struct net_device) for every vsw-port - not
every parent node as with sunvnet. This difference required some special
handling in the common code as explained below.
There are 2 key data structures used by the sunvnet and ldmvsw drivers
(which are now found in sunvnet_common.h):
1. struct vnet_port
This structure represents a vnet-port node in sunvnet and a vsw-port
in the ldmvsw driver.
2. struct vnet
This structure represents a parent "network" node in sunvnet and a parent
"virtual-network-switch" node in ldmvsw.
Since the sunvnet driver allocates a net_device for every parent "network"
node, a net_device member appears in the struct vnet. Since the ldmvsw
driver allocates a net_device for every port, a net_device member was
added to the vnet_port. The common code distinguishes which structure
net_device member to use by checking a 'vsw' bit that was added to the
vnet_port structure. See the VNET_PORT_TO_NET_DEVICE() marco in
sunvnet_common.h.
The netdev_priv() in sunvnet is allocated as a vnet. The netdev_priv()
in ldmvsw is a vnet_port. Therefore, any place in the common code
where a netdev_priv() call was made, a wrapper function was implemented
in each driver to first get the vnet and/or vnet_port (in a driver
specific way) and pass them as newly added parameters to the common
functions (see wrapper funcs: vnet_set_rx_mode() and vnet_poll_controller()).
Since these wrapper functions call __tx_port_find(), __tx_port_find() was
moved from the common code back into sunvnet.c. Note - ldmvsw.c does not
require this function.
These changes also required that port_is_up() be made
into a common function and thus it was given a _common suffix and
exported like the other common functions.
A wrapper function was also added for vnet_start_xmit_common() to pass a
driver-specific function arg to return the port associated with a given
struct sk_buff and struct net_device. This was required because
vnet_start_xmit_common() grabs a lock prior to getting the associated
port. Using a function pointer arg allowed the code to work unchanged
without risking changes to the non-trivial locking logic in
vnet_start_xmit_common().
Signed-off-by: Aaron Young <[email protected]>
Signed-off-by: Rashmi Narasimhan <[email protected]>
Reviewed-by: Sowmini Varadhan <[email protected]>
Reviewed-by: Alexandre Chartre <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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Split sunvnet.c into sunvnet.c and sunvnet_common.c.
Details:
Since the sunvnet and ldmvsw drivers will both use common sunvnet code,
move the functions (and support functions) anticipated to be common code
from sunvnet.c to sunvnet_common.c. Similarly, sunvnet.h was renamed to
sunvnet_common.h. The sunvnet_common.c code will be compiled into the
kernel and act as a library of functions that are linked by either
(or both) drivers when loaded.
Function names for external functions in sunvnet_common.c (to be
called by both the sunvnet and ldmvsw drivers) were tagged with a "_common"
suffix to clearly designate them as common functions.
No functional changes as of yet... just moved code verbatim to the new
sunvnet_common.c/h files.
Makefile/Kconfig support added to build sunvnet_common.c file. The code
is included in the kernel if SUN_LDOMS is defined/selected.
NOTE - per the SubmittingPatches documentation, since the code was just
moved from one file another, the code was NOT checkpatch'd in this commit
to aid in review.
Signed-off-by: Aaron Young <[email protected]>
Signed-off-by: Rashmi Narasimhan <[email protected]>
Reviewed-by: Sowmini Varadhan <[email protected]>
Reviewed-by: Alexandre Chartre <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB fixes from Greg KH:
"Here is a USB fix for the reported issue with commit 69bec7259853
("USB: core: let USB device know device node") as well as some other
issues that have been reported so far with this merge window"
* tag 'usb-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
USB: uas: Reduce can_queue to MAX_CMNDS
USB: cdc-acm: more sanity checking
USB: usb_driver_claim_interface: add sanity checking
usb/core: usb_alloc_dev(): fix setting of ->portnum
USB: iowarrior: fix oops with malicious USB descriptors
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Not all adapters have FC-NPIV configured. If bnx2fc is used with such an
adapter, driver would read irrelevant data from the the nvram and log
"FC-NPIV table with bad length..." In system logs.
Simply accept that reading '0' as the feature offset in nvram indicates
the feature isn't there and return.
Reported-by: Andrew Patterson <[email protected]>
Signed-off-by: Yuval Mintz <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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The result value is overwritten by a return value of
ravb_ptp_interrupt().
Signed-off-by: Yoshihiro Kaneko <[email protected]>
Acked-by: Sergei Shtylyov <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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When running small packets [length < 256 bytes] traffic, packets were
being dropped due to invalid data in those packets which were
delivered by the driver upto the stack. Using pci_dma_sync_single_for_cpu
ensures copying latest and updated data into skb from the receive buffer.
Signed-off-by: Sony Chacko <[email protected]>
Signed-off-by: Manish Chopra <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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The probe and remove callbacks of the platform driver are marked __init
and __exit, respectively. However, this is not a correct way to annotate
them, as it will result in those sections to be discarded at link time
or after boot, while we can actually call them again based on manual
unbinding, or deferred probing.
Kbuild warns about the problem:
WARNING: drivers/rtc/rtc-asm9260.o(.data+0x0): Section mismatch in reference from the variable asm9260_rtc_driver to the function .init.text:asm9260_rtc_probe()
This removes the annotations, so we no longer branch into missing
code and avoid the warning.
Signed-off-by: Arnd Bergmann <[email protected]>
Fixes: 125e550fd257 ("rtc: add Alphascale asm9260 driver")
Signed-off-by: Alexandre Belloni <[email protected]>
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Avoid saving an out of range year value to the RTC. Reading that value
from the RTC again returns a totally wrong time value. For Example
$ timedatectl set-ntp no
$ timedatectl set-time "1990-01-01 12:12:00"
# Reboot
rtc-m41t80 0-0068: setting system clock to 2090-01-01 12:12:35 UTC (3786955955)
Signed-off-by: Stefan Christ <[email protected]>
Signed-off-by: Alexandre Belloni <[email protected]>
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The clock and source clock looked up by the driver may not be available
just because the clock controller driver was not probed yet so printing
an error in this case is not correct and only adds confusion to users.
However, knowing that a driver's probe was deferred may be useful so it
can be printed as a debug information.
Signed-off-by: Javier Martinez Canillas <[email protected]>
Signed-off-by: Alexandre Belloni <[email protected]>
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If a dt mdio entry has been added least assume that we wont
search for phys attached. The DT and of_mdiobus_register already do
this. This stops DSA phys being found and phys created for them, as
this is handled by the DSA driver.
Signed-off-by: Phil Reid <[email protected]>
Acked-by: Giuseppe Cavallaro <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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There was a missing unlock on the error path.
Fixes: 656e705243fd ('net-next: mediatek: add support for MT7623 ethernet')
Signed-off-by: Dan Carpenter <[email protected]>
Acked-by: John Crispin <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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of_phy_connect() returns NULL on error, it never returns error pointers.
Fixes: 656e705243fd ('net-next: mediatek: add support for MT7623 ethernet')
Signed-off-by: Dan Carpenter <[email protected]>
Acked-by: John Crispin <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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No code changes. Since OCTEON is a Cavium product, move the driver to
the vendor directory to unclutter things a bit.
Signed-off-by: David Daney <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
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For fixed sense the information field is 32 bits, to we need to truncate
the information field to avoid clobbering the sense code.
Fixes: a1524f226a02 ("libata-eh: Set 'information' field for autosense")
Cc: <[email protected]> #v4.1+
Signed-off-by: Hannes Reinecke <[email protected]>
Reviewed-by: Lee Duncan <[email protected]>
Reviewed-by: Bart Van Assche <[email protected]>
Reviewed-by: Ewan D. Milne <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
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A recent change to ufshcd introduced a call to utf16s_to_utf8s, a
function that is provided by the NLS module, so we get a link error when
that is not present:
drivers/scsi/built-in.o: In function `ufshcd_read_string_desc':
:(.text+0x124d0): undefined reference to `utf16s_to_utf8s'
This adds a Kconfig 'select' statement to avoid the build error.
Signed-off-by: Arnd Bergmann <[email protected]>
Fixes: b573d484e4ff ("scsi: ufs: add support to read device and string descriptors")
Signed-off-by: Martin K. Petersen <[email protected]>
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This patch moves a printk() outside of the code section where interrupt
are disabled. In some cases a flood of error messages may cause a kernel
panic. It also removes one of the printk()s because the same error
message was printed twice.
[709686.317197] Kernel panic - not syncing: Watchdog detected hard LOCKUP on cpu 12
[709686.317200] CPU: 12 PID: 1963 Comm: systemd-journal Tainted: GF O-------------- 3.10.0-229.el7.x86_64 #1
[709686.317201] Hardware name: Cisco Systems Inc UCSB-B200-M3/UCSB-B200-M3, BIOS B200M3.2.2.3.6.030620151309 03/06/2015
[709686.317206] ffffffff8182b2e8 00000000392722ba ffff88046fcc5c48 ffffffff81603f36
[709686.317209] ffff88046fcc5cc8 ffffffff815fd7da 0000000000000010 ffff88046fcc5cd8
[709686.317211] ffff88046fcc5c78 00000000392722ba ffff88046fcc5c88 000000000000000c
[709686.317212] Call Trace:
[709686.317221] <NMI> [<ffffffff81603f36>] dump_stack+0x19/0x1b
[709686.317223] [<ffffffff815fd7da>] panic+0xd8/0x1e7
[709686.317227] [<ffffffff8110a760>] ? watchdog_enable_all_cpus.part.2+0x40/0x40
[709686.317229] [<ffffffff8110a822>] watchdog_overflow_callback+0xc2/0xd0
[709686.317233] [<ffffffff8114c901>] __perf_event_overflow+0xa1/0x250
[709686.317235] [<ffffffff8114d404>] perf_event_overflow+0x14/0x20
[709686.317239] [<ffffffff810301fd>] intel_pmu_handle_irq+0x1fd/0x410
[709686.317242] [<ffffffff811908d1>] ? unmap_kernel_range_noflush+0x11/0x20
[709686.317246] [<ffffffff81373574>] ? ghes_copy_tofrom_phys+0x124/0x210
[709686.317249] [<ffffffff8160cfcb>] perf_event_nmi_handler+0x2b/0x50
[709686.317251] [<ffffffff8160c719>] nmi_handle.isra.0+0x69/0xb0
[709686.317252] [<ffffffff8160c830>] do_nmi+0xd0/0x340
[709686.317256] [<ffffffff8160bb71>] end_repeat_nmi+0x1e/0x2e
[709686.317260] [<ffffffff812e24fd>] ? memcpy+0xd/0x110
[709686.317263] [<ffffffff812e24fd>] ? memcpy+0xd/0x110
[709686.317265] [<ffffffff812e24fd>] ? memcpy+0xd/0x110
[709686.317269] <<EOE>> [<ffffffff8132c297>] ? vgacon_scroll+0x2d7/0x330
[709686.317273] [<ffffffff813a086c>] scrup+0xfc/0x110
[709686.317275] [<ffffffff813a0920>] lf+0xa0/0xb0
[709686.317278] [<ffffffff813a1b32>] vt_console_print+0x2d2/0x420
[709686.317283] [<ffffffff8106f4a1>] call_console_drivers.constprop.15+0x91/0xf0
[709686.317287] [<ffffffff8107069f>] console_unlock+0x3bf/0x400
[709686.317291] [<ffffffff81070996>] vprintk_emit+0x2b6/0x530
[709686.317294] [<ffffffff815fd961>] printk_emit+0x44/0x5b
[709686.317297] [<ffffffff81070d98>] devkmsg_writev+0x158/0x1d0
[709686.317303] [<ffffffff811c5ef9>] do_sync_readv_writev+0x79/0xd0
[709686.317307] [<ffffffff811c73ee>] do_readv_writev+0xce/0x260
[709686.317310] [<ffffffff811c8d18>] ? __sb_start_write+0x58/0x110
[709686.317314] [<ffffffff811c7615>] vfs_writev+0x35/0x60
[709686.317318] [<ffffffff811c776c>] SyS_writev+0x5c/0xd0
[709686.317322] [<ffffffff81613da9>] system_call_fastpath+0x16/0x1b
Signed-off-by: Maurizio Lombardi <[email protected]>
Reviewed-by: Laurence Oberman <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
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The qlt_check_reserve_free_req() function produces an incorrect warning
when CONFIG_PROFILE_ANNOTATED_BRANCHES is set:
drivers/scsi/qla2xxx/qla_target.c: In function 'qlt_check_reserve_free_req':
drivers/scsi/qla2xxx/qla_target.c:1887:3: error: 'cnt_in' may be used uninitialized in this function [-Werror=maybe-uninitialized]
ql_dbg(ql_dbg_io, vha, 0x305a,
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
"qla_target(%d): There is no room in the request ring: vha->req->ring_index=%d, vha->req->cnt=%d, req_cnt=%d Req-out=%d Req-in=%d Req-Length=%d\n",
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vha->vp_idx, vha->req->ring_index,
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vha->req->cnt, req_cnt, cnt, cnt_in, vha->req->length);
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/scsi/qla2xxx/qla_target.c:1887:3: error: 'cnt' may be used uninitialized in this function [-Werror=maybe-uninitialized]
The problem is that gcc fails to track the state of the condition across
an annotated branch.
This slightly rearranges the code to move the second if() block
into the first one, to avoid the warning while retaining the
behavior of the code.
Signed-off-by: Arnd Bergmann <[email protected]>
Acked-By: Himanshu Madhani <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
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gcc-6 found a dubious indentation in the megasas_mgmt_fw_ioctl
function:
drivers/scsi/megaraid/megaraid_sas_base.c: In function 'megasas_mgmt_fw_ioctl':
drivers/scsi/megaraid/megaraid_sas_base.c:6658:4: warning: statement is indented as if it were guarded by... [-Wmisleading-indentation]
kbuff_arr[i] = NULL;
^~~~~~~~~
drivers/scsi/megaraid/megaraid_sas_base.c:6653:3: note: ...this 'if' clause, but it is not
if (kbuff_arr[i])
^~
The code is actually correct, as there is no downside in clearing a NULL
pointer again.
This clarifies the code and avoids the warning by adding extra curly
braces.
Signed-off-by: Arnd Bergmann <[email protected]>
Fixes: 90dc9d98f01b ("megaraid_sas : MFI MPT linked list corruption fix")
Reviewed-by: Hannes Reinecke <[email protected]>
Acked-by: Sumit Saxena <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
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gcc-6 complains about the indentation of the lpfc_destroy_vport_work_array()
call in lpfc_online(), which clearly doesn't look right:
drivers/scsi/lpfc/lpfc_init.c: In function 'lpfc_online':
drivers/scsi/lpfc/lpfc_init.c:2880:3: warning: statement is indented as if it were guarded by... [-Wmisleading-indentation]
lpfc_destroy_vport_work_array(phba, vports);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/scsi/lpfc/lpfc_init.c:2863:2: note: ...this 'if' clause, but it is not
if (vports != NULL)
^~
Looking at the patch that introduced this code, it's clear that the
behavior is correct and the indentation is wrong.
This fixes the indentation and adds curly braces around the previous
if() block for clarity, as that is most likely what caused the code
to be misindented in the first place.
Signed-off-by: Arnd Bergmann <[email protected]>
Fixes: 549e55cd2a1b ("[SCSI] lpfc 8.2.2 : Fix locking around HBA's port_list")
Reviewed-by: Sebastian Herbszt <[email protected]>
Reviewed-by: Hannes Reinecke <[email protected]>
Reviewed-by: Ewan D. Milne <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
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Pull IPMI updates from Corey Minyard:
"Just some minor fixes, nothing big"
* tag 'for-linus-4.6' of git://git.code.sf.net/p/openipmi/linux-ipmi:
ipmi: do not probe ACPI devices if si_tryacpi is unset
ipmi_si: Avoid a wrong long timeout on transaction done
ipmi_si: Fix module parameter doc names
ipmi_ssif: Fix logic around alert handling
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git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones:
"New Drivers:
- Freescale Touch Screen ADC
- X-Powers AXP PMIC with RSB
- TI TPS65086 Power Management IC (PMIC)
New Device Support:
- Supply device PCI IDs for Intel Broxton
Fix-ups:
- Move to clkdev_create() API; intel_quark_i2c_gpio
- Complete re-write of TI's TPS65912 Power Management IC (PMIC)
- Remove unnecessary function argument; axp20x
- Separate out bus related code; axp20x
- Coding Style changes; axp20x
- Allow more drivers to be compiled as modules
- Work around false positive 'used uninitialised' warning; db8500-prcmu
Bug Fixes:
- Remove do_div(); fsl-imx25-gcq
- Fix driver init when built-in; tps65010
- Fix clock-unregister leak; intel-lpss"
* tag 'mfd-for-linus-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (53 commits)
mfd: intel-lpss: Pass I2C configuration via properties on BXT
mfd: imx6sx: Add PCIe register definitions for iomuxc gpr
mfd: ipaq-micro: Use __maybe_unused to hide pm functions
mfd: max77686: Add max77802 to I2C device ID table
mfd: max77686: Export OF module alias information
mfd: max77686: Allow driver to be built as a module
mfd: stmpe: Add the proper PWM resources
mfd: tps65090: Set regmap config reg counts properly
mfd: syscon: Return ENOTSUPP instead of ENOSYS when disabled
mfd: as3711: Set regmap config reg counts properly
mfd: rc5t583: Set regmap config reg counts properly
gpio: tps65086: Add GPO driver for the TPS65086 PMIC
mfd: mt6397: Add platform device ID table
mfd: da9063: Fix missing volatile registers in the core regmap_range volatile lists
mfd: mt6397: Add MT6323 support to MT6397 driver
mfd: mt6397: Add support for different Slave types
mfd: mt6397: int_con and int_status may vary in location
dt-bindings: mfd: Add bindings for the MediaTek MT6323 PMIC
mfd: da9062: Fix missing volatile registers in the core regmap_range volatile lists
mfd: Add documentation for ACT8945A DT bindings
...
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound updates from Takashi Iwai:
"After a heavy storm by syzkaller in 4.5 cycle, we have relatively few
changes in the core at this time while a lot of changes are found in
the driver side, unsurprisingly. Below are some highlights:
ALSA core:
- A few more hardening in ALSA timer codes
- An extension of sequencer API for advertising the card / pid
- Small fixes in compress-offload and jack layers
HD-audio:
- Dynamic PCM assignment in HDMI/DP codec; preparation for upcoming
DP-MST support
- Lots of code refactoring for sharing with ASoC SKL driver
- Regression fixes for Intel HDMI/DP
- Fixups for CX20724 codec, Lenovo AiO
USB-audio:
- Add quirk_alias option to make quirk debugging easier
- Fixes for possible Oops by malformed firmware
Firewire:
- Add support for FW-1804 in tascam driver
- Improvements / changes in card registration, multi stream handling,
etc for DICE
- Lots of code refactoring
ASoC:
- Enhancements of still ongoing topology API
- Lots of commits for Intel Skylake support including HDMI support
- A few Intel Atom driver updates for recent devices
- Lots of improvements to the Renesas drivers
- Capture support for Qualcomm drivers
- Support for TI DaVinci DRA7xxx devices
- New machine drivers for Freescale systems with Cirrus CODECs,
Mediatek systems with RT5650 CODECs
- New CPU drivers for Allwinner S/PDIF controllers
- New CODEC drivers for Maxim MAX9867 and MAX98926 and Realtek RT5514"
* tag 'sound-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (291 commits)
ALSA: hda - Fix mutex deadlock at HDMI/DP hotplug
ALSA: ctl: change return value in compatibility layer so that it's the same value in core implementation
ALSA: mixart: silence an uninitialized variable warning
ALSA: usb-audio: Add sanity checks for endpoint accesses
ALSA: usb-audio: Minor code cleanup in create_fixed_stream_quirk()
ALSA: usb-audio: Fix NULL dereference in create_fixed_stream_quirk()
ALSA: hda - Limit i915 HDMI binding only for HSW and later
ALSA: hda - Fix unconditional GPIO toggle via automute
ALSA: mixart: silence unitialized variable warnings
ALSA: hda - Fixes double fault in nvhdmi_chmap_cea_alloc_validate_get_type
ALSA: intel8x0: Add clock quirk entry for AD1981B on IBM ThinkPad X41.
ALSA: hda - Add new GPU codec ID 0x10de0082 to snd-hda
ASoC: rsnd: add simplified module explanation
ASoC: hdac_hdmi: Add broxton device ID
ASoC: Intel: Bxtn: Add Broxton PCI ID
ASoC: Intel: Skylake: Move Skylake dsp ops & loader ops
ASoC: Intel: add dmabuffer to common sst_dsp
ASoC: Intel: Skylake: Unstatify skl_dsp_enable_core
ASoC: Intel: Skylake: Fix whitepsace issues
ASoC: Intel: Skylake: Move module id defines
...
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git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma
Pull rdma updates from Doug Ledford:
"Initial roundup of 4.6 merge window patches.
This is the first of two pull requests. It is the smaller request,
but touches for more different things (this is everything but what is
in or going into staging). The pull request for the code in
staging/rdma is on hold until after we decide what to do on the
write/writev API issue and may be partially deferred until 4.7 as a
result.
Summary:
- cxgb4 updates
- nes updates
- unification of iwarp portmapper code to core
- add drain_cq API
- various ib_core updates
- minor ipoib updates
- minor mlx4 updates
- more significant mlx5 updates (including a minor merge conflict
with net-next tree...merge is simple to resolve and Stephen's
resolution was confirmed by Mellanox)
- trivial net/9p rdma conversion
- ocrdma RoCEv2 update
- srpt updates"
* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma: (85 commits)
iwpm: crash fix for large connections test
iw_cxgb3: support for iWARP port mapping
iw_cxgb4: remove port mapper related code
iw_nes: remove port mapper related code
iwcm: common code for port mapper
net/9p: convert to new CQ API
IB/mlx5: Add support for don't trap rules
net/mlx5_core: Introduce forward to next priority action
net/mlx5_core: Create anchor of last flow table
iser: Accept arbitrary sg lists mapping if the device supports it
mlx5: Add arbitrary sg list support
IB/core: Add arbitrary sg_list support
IB/mlx5: Expose correct max_fast_reg_page_list_len
IB/mlx5: Make coding style more consistent
IB/mlx5: Convert UMR CQ to new CQ API
IB/ocrdma: Skip using unneeded intermediate variable
IB/ocrdma: Skip using unneeded intermediate variable
IB/ocrdma: Delete unnecessary variable initialisations in 11 functions
IB/core: Documentation fix in the MAD header file
IB/core: trivial prink cleanup.
...
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The uas driver can never queue more then MAX_CMNDS (- 1) tags and tags
are shared between luns, so there is no need to claim that we can_queue
some random large number.
Not claiming that we can_queue 65536 commands, fixes the uas driver
failing to initialize while allocating the tag map with a "Page allocation
failure (order 7)" error on systems which have been running for a while
and thus have fragmented memory.
Cc: [email protected]
Reported-and-tested-by: Yves-Alexis Perez <[email protected]>
Signed-off-by: Hans de Goede <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
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An attack has become available which pretends to be a quirky
device circumventing normal sanity checks and crashes the kernel
by an insufficient number of interfaces. This patch adds a check
to the code path for quirky devices.
Signed-off-by: Oliver Neukum <[email protected]>
CC: [email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
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Attacks that trick drivers into passing a NULL pointer
to usb_driver_claim_interface() using forged descriptors are
known. This thwarts them by sanity checking.
Signed-off-by: Oliver Neukum <[email protected]>
CC: [email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
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With commit 69bec7259853 ("USB: core: let USB device know device node"),
the port1 argument of usb_alloc_dev() gets overwritten as follows:
... usb_alloc_dev(..., unsigned port1)
{
...
if (!parent->parent) {
port1 = usb_hcd_find_raw_port_number(..., port1);
}
...
}
Later on, this now overwritten port1 gets assigned to ->portnum:
dev->portnum = port1;
However, since xhci_find_raw_port_number() isn't idempotent, the
aforementioned commit causes a number of KASAN splats like the following:
BUG: KASAN: slab-out-of-bounds in xhci_find_raw_port_number+0x98/0x170
at addr ffff8801d9311670
Read of size 8 by task kworker/2:1/87
[...]
Workqueue: usb_hub_wq hub_event
0000000000000188 000000005814b877 ffff8800cba17588 ffffffff8191447e
0000000041b58ab3 ffffffff82a03209 ffffffff819143a2 ffffffff82a252f4
ffff8801d93115e0 0000000000000188 ffff8801d9311628 ffff8800cba17588
Call Trace:
[<ffffffff8191447e>] dump_stack+0xdc/0x15e
[<ffffffff819143a2>] ? _atomic_dec_and_lock+0xa2/0xa2
[<ffffffff814e2cd1>] ? print_section+0x61/0xb0
[<ffffffff814e4939>] print_trailer+0x179/0x2c0
[<ffffffff814f0d84>] object_err+0x34/0x40
[<ffffffff814f4388>] kasan_report_error+0x2f8/0x8b0
[<ffffffff814eb91e>] ? __slab_alloc+0x5e/0x90
[<ffffffff812178c0>] ? __lock_is_held+0x90/0x130
[<ffffffff814f5091>] kasan_report+0x71/0xa0
[<ffffffff814ec082>] ? kmem_cache_alloc_trace+0x212/0x560
[<ffffffff81d99468>] ? xhci_find_raw_port_number+0x98/0x170
[<ffffffff814f33d4>] __asan_load8+0x64/0x70
[<ffffffff81d99468>] xhci_find_raw_port_number+0x98/0x170
[<ffffffff81db0105>] xhci_setup_addressable_virt_dev+0x235/0xa10
[<ffffffff81d9ea51>] xhci_setup_device+0x3c1/0x1430
[<ffffffff8121cddd>] ? trace_hardirqs_on+0xd/0x10
[<ffffffff81d9fac0>] ? xhci_setup_device+0x1430/0x1430
[<ffffffff81d9fad3>] xhci_address_device+0x13/0x20
[<ffffffff81d2081a>] hub_port_init+0x55a/0x1550
[<ffffffff81d28705>] hub_event+0xef5/0x24d0
[<ffffffff81d27810>] ? hub_port_debounce+0x2f0/0x2f0
[<ffffffff8195e1ee>] ? debug_object_deactivate+0x1be/0x270
[<ffffffff81210203>] ? print_rt_rq+0x53/0x2d0
[<ffffffff8121657d>] ? trace_hardirqs_off+0xd/0x10
[<ffffffff8226acfb>] ? _raw_spin_unlock_irqrestore+0x5b/0x60
[<ffffffff81250000>] ? irq_domain_set_hwirq_and_chip+0x30/0xb0
[<ffffffff81256339>] ? debug_lockdep_rcu_enabled+0x39/0x40
[<ffffffff812178c0>] ? __lock_is_held+0x90/0x130
[<ffffffff81196877>] process_one_work+0x567/0xec0
[...]
Afterwards, xhci reports some functional errors:
xhci_hcd 0000:00:14.0: ERROR: unexpected setup address command completion
code 0x11.
xhci_hcd 0000:00:14.0: ERROR: unexpected setup address command completion
code 0x11.
usb 4-3: device not accepting address 2, error -22
Fix this by not overwriting the port1 argument in usb_alloc_dev(), but
storing the raw port number as required by OF in an additional variable,
raw_port.
Fixes: 69bec7259853 ("USB: core: let USB device know device node")
Signed-off-by: Nicolai Stange <[email protected]>
Acked-by: Alan Stern <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
|
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The iowarrior driver expects at least one valid endpoint. If given
malicious descriptors that specify 0 for the number of endpoints,
it will crash in the probe function. Ensure there is at least
one endpoint on the interface before using it.
The full report of this issue can be found here:
http://seclists.org/bugtraq/2016/Mar/87
Reported-by: Ralf Spenneberg <[email protected]>
Cc: stable <[email protected]>
Signed-off-by: Josh Boyer <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
|
|
If I2C_M_RECV_LEN is set consider the length byte.
Signed-off-by: David Daney <[email protected]>
Signed-off-by: Jan Glauber <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
|
|
Remove resource values from struct i2c_octeon and use
devm_ioremap_resource helper.
Signed-off-by: Jan Glauber <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
|
|
Cleanup only without functional change.
- removed DRV_VERSION
- defines: use defines instead of plain values,
use BIT_ULL macro, add comments
- rename waitqueue return value to time_left
- sort local variables by length
- fix indentation and whitespace errors
- make function return void if the result is not used
(octeon_i2c_stop, octeon_i2c_set_clock)
- remove debug code from octeon_i2c_stop
- renamed some functions for readability
- update copyright
Signed-off-by: Jan Glauber <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
|
|
Extend the tryacpi module parameter to turn off acpi_ipmi_probe such
that hard-coded options (type, ports, address, etc.) have complete
control over the smi_info data structures setup by the driver.
Signed-off-by: Joe Lawrence <[email protected]>
Signed-off-by: Corey Minyard <[email protected]>
|
|
Under some circumstances, the IPMI state machine could return
a call without delay option but the driver would still do a long
delay because the result wasn't checked. Instead of calling
the state machine after transaction done, just go back to the
top of the processing to start over.
Signed-off-by: Corey Minyard <[email protected]>
|
|
Several were tryacpi instead of their actual values.
Signed-off-by: Corey Minyard <[email protected]>
|
|
There was a mistake in the logic, if an alert came in very quickly
it would hang the driver.
Signed-off-by: Corey Minyard <[email protected]>
|
|
It is impossible to wake-up on card detect event because when sdhci
controller is runtime suspended, it is assumed that all clocks are
disabled so we can't get irqs.
If the device is removable and there is no gpio to manage the card
detection then polling is used. It doesn't mean card detection is broken.
It is curently we only way to wake-up on card event if using runtime pm.
Signed-off-by: Ludovic Desroches <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Signed-off-by: Ulf Hansson <[email protected]>
|
|
DMA mask will already be set by sdhci_set_dma_mask(), which
is equivalent to the removed code since pci_set_dma_mask()
expands to its DMA-API counterpart.
There should also be no reason to set the DMA mask after probe.
Signed-off-by: Alexandre Courbot <[email protected]>
Acked-by: Arnd Bergmann <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Signed-off-by: Ulf Hansson <[email protected]>
|
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This hook was solely used to set the DMA mask, which is now done
by the newly-added sdhci_set_dma_mask() function.
The use of a flag to ensure the mask is only set once is a strong hint
that it should not have been done there anyway.
Signed-off-by: Alexandre Courbot <[email protected]>
Acked-by: Arnd Bergmann <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Signed-off-by: Ulf Hansson <[email protected]>
|
|
Set the DMA mask in sdhci_add_host() after we determined the
capabilities of the device. 64-bit devices in particular are given the
proper mask that ensures bounce buffers are not used.
Also disable DMA if no proper DMA mask can be set, as the DMA-API
documentation specifies.
Signed-off-by: Alexandre Courbot <[email protected]>
Acked-by: Adrian Hunter <[email protected]>
Signed-off-by: Ulf Hansson <[email protected]>
|
|
In some cases, platform thermal driver may report invalid trip points,
thermal core should not take any action for these trip points.
This fixed a regression that bogus trip point starts to screw up thermal
control on some Lenovo laptops, after
commit bb431ba26c5cd0a17c941ca6c3a195a3a6d5d461
Author: Zhang Rui <[email protected]>
Date: Fri Oct 30 16:31:47 2015 +0800
Thermal: initialize thermal zone device correctly
After thermal zone device registered, as we have not read any
temperature before, thus tz->temperature should not be 0,
which actually means 0C, and thermal trend is not available.
In this case, we need specially handling for the first
thermal_zone_device_update().
Both thermal core framework and step_wise governor is
enhanced to handle this. And since the step_wise governor
is the only one that uses trends, so it's the only thermal
governor that needs to be updated.
Tested-by: Manuel Krause <[email protected]>
Tested-by: szegad <[email protected]>
Tested-by: prash <[email protected]>
Tested-by: amish <[email protected]>
Tested-by: Matthias <[email protected]>
Reviewed-by: Javi Merino <[email protected]>
Signed-off-by: Zhang Rui <[email protected]>
Signed-off-by: Chen Yu <[email protected]>
CC: <[email protected]> #3.18+
Link: https://bugzilla.redhat.com/show_bug.cgi?id=1317190
Link: https://bugzilla.kernel.org/show_bug.cgi?id=114551
Signed-off-by: Zhang Rui <[email protected]>
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging driver updates from Greg KH:
"Here is the big staging driver pull request for 4.6-rc1.
Lots of little things here, over 1600 patches or so. Notable is all
of the good Lustre work happening, those developers have finally woken
up and are cleaning up their code greatly. The Outreachy intern
application process is also happening, which brought in another 400 or
so patches. Full details are in the very long shortlog.
All of these have been in linux-next with no reported issues"
* tag 'staging-4.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (1673 commits)
staging: lustre: fix aligments in lnet selftest
staging: lustre: report minimum of two buffers for LNet selftest load test
staging: lustre: test for proper errno code in lstcon_rpc_trans_abort
staging: lustre: filter remaining extra spacing for lnet selftest
staging: lustre: remove extra spacing when setting variable for lnet selftest
staging: lustre: remove extra spacing of variable declartions for lnet selftest
staging: lustre: fix spacing issues checkpatch reported in lnet selftest
staging: lustre: remove returns in void function for lnet selftest
staging: lustre: fix bogus lst errors for lnet selftest
staging: netlogic: Replacing pr_err with dev_err after the call to devm_kzalloc
staging: mt29f_spinand: Replacing pr_info with dev_info after the call to devm_kzalloc
staging: android: ion: fix up file mode
staging: ion: debugfs invalid gfp mask
staging: rts5208: Replace pci_enable_device with pcim_enable_device
Staging: ieee80211: Place constant on right side of the test.
staging: speakup: Replace del_timer with del_timer_sync
staging: lowmemorykiller: fix 2 checks that checkpatch complained
staging: mt29f_spinand: Drop void pointer cast
staging: rdma: hfi1: file_ops: Replace ALIGN with PAGE_ALIGN
staging: rdma: hfi1: driver: Replace IS_ALIGNED with PAGE_ALIGNED
...
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git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input updates from Dmitry Torokhov:
"The most notable item is addition of support for Synaptics RMI4
protocol which is native protocol for all current Synaptics devices
(touchscreens, touchpads). In later releases we'll switch devices
using HID and PS/2 protocol emulation to RMI4.
You will also get:
- BYD PS/2 touchpad protocol support for psmouse
- MELFAS MIP4 Touchscreen driver
- rotary encoder was moved away from legacy platform data and to
generic device properties API, devm_* API, and can now handle
encoders using more than 2 GPIOs
- Cypress touchpad driver was switched to devm_* API and device
properties
- other assorted driver fixes"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (40 commits)
ARM: pxa/raumfeld: use PROPERTY_ENTRY_INTEGER to define props
Input: synaptics-rmi4 - using logical instead of bitwise AND
Input: powermate - fix oops with malicious USB descriptors
Input: snvs_pwrkey - fix returned value check of syscon_regmap_lookup_by_phandle()
MAINTAINERS: add devicetree bindings to Input Drivers section
Input: synaptics-rmi4 - add device tree support to the SPI transport driver
Input: synaptics-rmi4 - add SPI transport driver
Input: synaptics-rmi4 - add support for F30
Input: synaptics-rmi4 - add support for F12
Input: synaptics-rmi4 - add device tree support for 2d sensors and F11
Input: synaptics-rmi4 - add support for 2D sensors and F11
Input: synaptics-rmi4 - add device tree support for RMI4 I2C devices
Input: synaptics-rmi4 - add I2C transport driver
Input: synaptics-rmi4 - add support for Synaptics RMI4 devices
Input: ad7879 - add device tree support
Input: ad7879 - fix default x/y axis assignment
Input: ad7879 - move header to platform_data directory
Input: ts4800 - add hardware dependency
Input: cyapa - fix for losing events during device power transitions
Input: sh_keysc - remove dependency on SUPERH
...
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