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2023-06-19wifi: mac80211: add consistency check for compat chandefAnjaneyulu1-0/+5
Add NULL check for compat variable to avoid crash in cfg80211_chandef_compatible() if it got called with some mixed up channel context where not all the users compatible with each other, which shouldn't happen. Signed-off-by: Anjaneyulu <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230616094948.ae0f10dfd36b.Iea98c74aeb87bf6ef49f6d0c8687bba0dbea2abd@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: mac80211: stop passing cbss to parserBenjamin Berg1-1/+0
In both of these cases (config_link, prep_channel) it is not needed to parse the MBSSID data for a nontransmitted BSS. In the config_link case the frame does not contain any MBSSID element and inheritance rules are only needed for the ML STA profile. While in the prep_channel case the IEs have already been processed by cfg80211 and are already exploded. Signed-off-by: Benjamin Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230616094948.66d2605ff0ad.I7cdd1d390e7b0735c46204231a9e636d45b7f1e4@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: mac80211: Extend AID element addition for TDLS framesMukesh Sisodiya1-10/+9
Extend AID element addition in TDLS setup request and response frames to add it when HE or EHT capabilities are supported. Signed-off-by: Mukesh Sisodiya <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230616094948.483bf44ce684.Ia2387eb24c06fa41febc213923160bedafce2085@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: mac80211: Add HE and EHT capa elements in TDLS framesAbhishek Naik3-1/+88
Add HE and EHT capabilities IE in TDLS setup request, response, confirm and discovery response frames. Signed-off-by: Abhishek Naik <[email protected]> Signed-off-by: Mukesh Sisodiya <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230616094948.c77128828b0d.Ied2d8800847c759718c2c35e8f6c0902afd6bca1@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: mac80211: handle TDLS data frames with MLOAbhishek Naik1-2/+20
If the device is associated with an AP MLD, then TDLS data frames should have - A1 = peer address, - A2 = own MLD address (since the peer may now know about MLO), and - A3 = BSSID. Change the code to do that. Signed-off-by: Abhishek Naik <[email protected]> Signed-off-by: Mukesh Sisodiya <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230616094948.4bf648b63dfd.I98ef1dabd14b74a92120750f7746a7a512011701@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: mac80211: handle TDLS negotiation with MLOMukesh Sisodiya1-72/+91
Userspace can now select the link to use for TDLS management frames (indicating e.g. which BSSID should be used), use the link_id received from cfg80211 to build the frames. Signed-off-by: Mukesh Sisodiya <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230616094948.ce1fc230b505.Ie773c5679805001f5a52680d68d9ce0232c57648@changeid [Benjamin fixed some locking] Co-developed-by: Benjamin Berg <[email protected]> Signed-off-by: Benjamin Berg <[email protected]> [fix sta mutex locking too] Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: cfg80211: make TDLS management link-awareMukesh Sisodiya7-30/+38
For multi-link operation(MLO) TDLS management frames need to be transmitted on a specific link. The TDLS setup request will add BSSID along with peer address and userspace will pass the link-id based on BSSID value to the driver(or mac80211). Signed-off-by: Mukesh Sisodiya <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230616094948.cb3d87c22812.Ia3d15ac4a9a182145bf2d418bcb3ddf4539cd0a7@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: wext-core: Fix -Wstringop-overflow warning in ioctl_standard_iw_point()Gustavo A. R. Silva1-0/+6
-Wstringop-overflow is legitimately warning us about extra_size pontentially being zero at some point, hence potenially ending up _allocating_ zero bytes of memory for extra pointer and then trying to access such object in a call to copy_from_user(). Fix this by adding a sanity check to ensure we never end up trying to allocate zero bytes of data for extra pointer, before continue executing the rest of the code in the function. Address the following -Wstringop-overflow warning seen when built m68k architecture with allyesconfig configuration: from net/wireless/wext-core.c:11: In function '_copy_from_user', inlined from 'copy_from_user' at include/linux/uaccess.h:183:7, inlined from 'ioctl_standard_iw_point' at net/wireless/wext-core.c:825:7: arch/m68k/include/asm/string.h:48:25: warning: '__builtin_memset' writing 1 or more bytes into a region of size 0 overflows the destination [-Wstringop-overflow=] 48 | #define memset(d, c, n) __builtin_memset(d, c, n) | ^~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/uaccess.h:153:17: note: in expansion of macro 'memset' 153 | memset(to + (n - res), 0, res); | ^~~~~~ In function 'kmalloc', inlined from 'kzalloc' at include/linux/slab.h:694:9, inlined from 'ioctl_standard_iw_point' at net/wireless/wext-core.c:819:10: include/linux/slab.h:577:16: note: at offset 1 into destination object of size 0 allocated by '__kmalloc' 577 | return __kmalloc(size, flags); | ^~~~~~~~~~~~~~~~~~~~~~ This help with the ongoing efforts to globally enable -Wstringop-overflow. Link: https://github.com/KSPP/linux/issues/315 Signed-off-by: Gustavo A. R. Silva <[email protected]> Reviewed-by: Simon Horman <[email protected]> Link: https://lore.kernel.org/r/ZItSlzvIpjdjNfd8@work Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: bump FW API to 81 for AX devicesGregory Greenman1-2/+2
Start supporting API version 81 for AX devices. Signed-off-by: Gregory Greenman <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230615094410.e61fdc474d89.I3d9823231fa7fc47158b8aa3561b43822c8c86cd@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: Add support for SCAN API version 16Ilan Peer2-21/+48
Scan API version 16 use link ID for reporting the TSF of scan results (instead of MAC ID used in previous versions). Signed-off-by: Ilan Peer <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230615094410.05bf3e612297.Ie3075f7068af38c335d26778ab7d0ec4b1c026c3@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: Don't access vif valid links directlyIlan Peer3-4/+4
And instead use the vif getter functions, as a preparation for supporting disabled/dormant links. Signed-off-by: Ilan Peer <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230615094410.61ca688cbbf1.Ic1b4049cf156238ff16e6c57959004da911cb5c8@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: handle eSR transitionsMiri Korenblit5-33/+155
There several transitions to handle in eSR mode: * SMPS should be disabled when in eSR mode * indicate to the fw whether the new added link should use the listen lmac or the main lmac * RLC is offloaded when in eSR mode; adjust RLC command accordingly Signed-off-by: Miri Korenblit <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230615094410.fb6409f44aca.I502460dec15e0b76035ad3cd809afa4ac16e9fe1@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: fix max number of fw active linksMiri Korenblit3-22/+24
The max active links that are supported by the FW is hard coded. This is wrong since this value is HW-dependent. Fix this by determining according to the actual HW. Also remove a redundant check that the number of active links doesn't exceeds the maximum. Signed-off-by: Miri Korenblit <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230615094410.e78ad74c6715.I68b26911c0a312d72eaf25344b448d03b1c61f4e@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: mac80211: Remove "Missing iftype sband data/EHT cap" spamNicolas Cavallari1-3/+1
In mesh mode, ieee80211_chandef_he_6ghz_oper() is called by mesh_matches_local() for every received mesh beacon. On a 6 GHz mesh of a HE-only phy, this spams that the hardware does not have EHT capabilities, even if the received mesh beacon does not have an EHT element. Unlike HE, not supporting EHT in the 6 GHz band is not an error so do not print anything in this case. Fixes: 5dca295dd767 ("mac80211: Add initial support for EHT and 320 MHz channels") Signed-off-by: Nicolas Cavallari <[email protected]> Reviewed-by: Simon Horman <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: add a few rate index validity checksAnjaneyulu2-7/+13
Validate index before access iwl_rate_mcs to keep rate->index inside the valid boundaries. Use MCS_0_INDEX if index is less than MCS_0_INDEX and MCS_9_INDEX if index is greater then MCS_9_INDEX. Signed-off-by: Anjaneyulu <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123447.79f16b3aef32.If1137f894775d6d07b78cbf3a6163ffce6399507@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: Validate slots_num before allocating memoryAnjaneyulu1-1/+4
Verify slots_num is valid in iwl_txq_alloc() Signed-off-by: Anjaneyulu <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123447.90be48017c1b.I880e451e137c5cd688d5f38b573b0dbf352762b3@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: Validate tid is in valid range before using itAnjaneyulu2-6/+13
Validate tid is less then MAX TID when it is used to access corresponding arrays. Signed-off-by: Anjaneyulu <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123447.cea75e1f57e7.I03bc0a81d2c1bdbf4784c12c4c62b8538892ccba@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: track u-APSD misbehaving AP by AP addressJohannes Berg3-17/+26
If the AP is an AP MLD, then we shouldn't track just the BSSID but the MLD address. Just generally use ap_addr since it has the BSSID in the non-MLD case. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123447.b6a4f7edd10c.Ie5a8029ed686b9441620ba06596d430432f65559@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: implement WPFC ACPI table loadingJohannes Berg6-51/+65
We skipped this in the past, but now we will need it for some platforms. Implement loading the PHY filter configuration IDs from the WPFC ACPI table. Note that the firmware must also be aware of the right filter configuration IDs (they're just the IDs of a filter configuration, not the actual configuration). Remove the useless hardcoded zeroes while at it. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123447.035026ea3169.I3a1fc1fe644fefa0d818ee1926c5fc331d68e8a3@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: pcie: fix NULL pointer dereference in ↵Anjaneyulu1-2/+3
iwl_pcie_irq_rx_msix_handler() rxq can be NULL only when trans_pcie->rxq is NULL and entry->entry is zero. For the case when entry->entry is not equal to 0, rxq won't be NULL even if trans_pcie->rxq is NULL. Modify checker to check for trans_pcie->rxq. Fixes: abc599efa67b ("iwlwifi: pcie: don't crash when rx queues aren't allocated in interrupt") Signed-off-by: Anjaneyulu <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.5a5eb3889a4a.I375a1d58f16b48cd2044e7b7caddae512d7c86fd@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: add some FW misbehaviour check infrastructureJohannes Berg4-9/+36
When the firmware misbehaves (according to the driver), we often either ignore that, or WARN_ON, which is very noisy but doesn't really help. Add a little helper macro IWL_FW_CHECK() that can be used in place of WARN_ON() in conditions, and make it take a message that's printed in this case. We can also add more behaviour to this in the future. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.2e12ac670cea.Ia0198036b7a626876d836bd41a4b2d2b1e65c5ca@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: always send spec link ID in link commandsJohannes Berg1-0/+2
The firmware technically only needs this when the link is newly added, but it's much easier for debugging if it's always available, so include it. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.daecd0e626f7.I0f8a16a6d80a283c9f947c9bb0fc50a7c6853948@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: use array as array argumentJohannes Berg2-2/+2
When calling iwl_mvm_set_fw_qos_params() we explicitly pass a pointer to the first array element, but the function will treat it as an array. Simplify and clarify the code and pass the array instead. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.6fb4a9743b1b.I801007d207f6539a9e0996366ec593e2038b1f90@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: store WMM params per linkJohannes Berg2-6/+15
We have the data structure set up to store the parameters per link, but weren't using them. Fix that and store them in the right link. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.332c4949a1be.Icae03975d578b0cc82279911a1ea7cbc313046d6@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: check link during TXJohannes Berg1-1/+3
Again, during some (botched) FW restart scenarios we can end up with a NULL link in the driver but mac80211 thinking all is still going OK. If we try to TX at the same time, we can crash there. Fix that by checking for a NULL link during TX. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.cee48479deec.I4eef58f7b67afafb7b3294adbeb6e0067b68419d@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: add a NULL pointer checkJohannes Berg2-2/+12
We've observed that in some botched firmware restart scenarios when the firmware crashes again while we're reconfiguring, we can hit NULL pointer crashes here. The underlying issue is the botched restart which we need to fix separately, but until we can do that, don't crash hard here. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.e47b0192c78f.I67fa9f07cd1c8b3bdc8db25f5e31c1c680c49745@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: fw: Add new FSEQ defines to fw dumpAriel Malamud2-2/+10
On fw error dump, dmesg prints FSEQ register data. Add 4 additional prints in order to match those being dumped by Windows driver. Allows fw infra to correctly detect version mismatch. Signed-off-by: Ariel Malamud <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.f40dc9c810a8.I26227900d0b7e9a71fefe5cbf57cf6b46ee44413@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: pcie: double-check ACK interrupt after timeoutJohannes Berg1-4/+9
There are evidently cases where the firmware completes the reset but the interrupt isn't received correctly, so check for the interrupt again after the timeout, and don't dump the firmware error log if the right bit is set. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.00cc2d9b88c3.I429bfe800f17c624e50c0b0c10dd2cd7d885f199@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: pull from TXQs with softirqs disabledJohannes Berg1-1/+4
In mac80211, it's required that we pull from TXQs by calling ieee80211_tx_dequeue() only with softirqs disabled. However, in iwl_mvm_queue_state_change() we're often called with them enabled, e.g. from flush if anything was flushed, triggering a mac80211 warning. Fix that by disabling the softirqs across the TX call. Fixes: cfbc6c4c5b91 ("iwlwifi: mvm: support mac80211 TXQs model") Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.0feef7fa81db.I4dd62542d955b40dd8f0af34fa4accb9d0d17c7e@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: use iwl_mvm_is_vendor_in_approved_list()Johannes Berg1-1/+1
We have this helper now instead of open-coding the check for the dmi_tas_approved_list, so use it even here. It was added for debugfs use, but it's better to be consistent. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.f3741f5cdef4.I5e0bf522189dc595ee38d05e93994211d32ec0f4@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: fw: make some ACPI functions staticJohannes Berg2-40/+19
iwl_acpi_get_wifi_pkg_range(), iwl_acpi_get_wifi_pkg() and iwl_acpi_get_object() need not be exported etc., they're used only within the same file. Make them static. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.e866032e4106.Ifede7f7c25b17a8215b154ce01da513b75384325@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: Correctly indicate support for VHT TX STBCIlan Peer1-2/+2
If HT STBC is not supported, do not indicate support for VHT TX STBC. Signed-off-by: Ilan Peer <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.b24b5fba6fab.I116617875eb4a9d520df23a8c49a6594f9d8b2c6@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: correctly access HE/EHT sband capaJohannes Berg1-20/+26
We can't just dereference the sband->iftype_data pointer, that's an array so we need to access the right entry. Use the previously introduced helper functions to do that. There are also cases, e.g. when loading with disable_11ax=1, where the pointer might be NULL but we still attempt to use it, causing a crash. Fixes: 529281bdf0fc ("iwlwifi: mvm: limit TLC according to our HE capabilities") Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614123446.a1f2b17ee39b.I8808120be744be8804815ce9e3e24ce6d2b424e3@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: Add NULL check before dereferencing the pointerMukesh Sisodiya1-6/+8
While vif pointers are protected by the corresponding "*active" fields, static checkers can get confused sometimes. Add an explicit check. Signed-off-by: Mukesh Sisodiya <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614154951.78749ae91fb5.Id3c05d13eeee6638f0930f750e93fb928d5c9dee@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: iwlwifi: mvm: remove new checksum codeJohannes Berg4-84/+7
The hardware isn't going to get fixed, so this mode cannot work in the foreseeable future. Remove it. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230614145722.ddbc16c4affe.Ia6921e4b8a9624d4f57489ac775105ed0e400313@changeid [restore original subject] Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: mac80211: Add debugfs entry to report dormant linksIlan Peer1-0/+14
Add debugfs entry to report dormant (valid but disabled) links. Signed-off-by: Ilan Peer <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230611121219.7fa5f022adfb.Iff6fa3e1a3b00ae726612f9d5a31f7fe2fcbfc68@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19wifi: mac80211: Support disabled links during associationIlan Peer5-33/+54
When the association is complete, do not configure disabled links, and track them as part of the interface data. Signed-off-by: Ilan Peer <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230608163202.c194fabeb81a.Iaefdef5ba0492afe9a5ede14c68060a4af36e444@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-19Merge wireless into wireless-nextJohannes Berg10-24/+36
There are some locking changes that will later otherwise cause conflicts, so merge wireless into wireless-next to avoid those. Signed-off-by: Johannes Berg <[email protected]>
2023-06-16wifi: ray_cs: fix stringop-truncation GCC warningKalle Valo1-1/+1
GCC 12.2 with W=1 warns: drivers/net/wireless/legacy/ray_cs.c:630:17: warning: 'strncpy' specified bound 32 equals destination size [-Wstringop-truncation] The driver uses SSID as a string which is just wrong, it should be treated as a byte array instead. But as the driver is ancient and most likely there are no users so convert it to use strscpy(). This makes sure that the string is NUL-terminated and also the warning is fixed. Signed-off-by: Kalle Valo <[email protected]> Link: https://lore.kernel.org/r/[email protected]
2023-06-16wifi: hostap: fix stringop-truncations GCC warningKalle Valo1-1/+1
With GCC 13.1 and W=1 hostap has a warning: drivers/net/wireless/intersil/hostap/hostap_ioctl.c:3633:17: warning: 'strncpy' specified bound 16 equals destination size [-Wstringop-truncation] fortify-string.h recommends not to use strncpy() so use strscpy() which fixes the warning. Also now it's guarenteed that the string is NUL-terminated. Compile tested only. Signed-off-by: Kalle Valo <[email protected]> Link: https://lore.kernel.org/r/[email protected]
2023-06-16wifi: brcmsmac: fix gnu_printf warningsKalle Valo1-0/+8
With GCC 13.1 and W=1 brcmsmac has warnings like this: ./include/trace/stages/stage5_get_offsets.h:23:31: warning: function 'trace_event_get_offsets_brcms_dbg' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format] Add a workaround which disables -Wsuggest-attribute=format in brcms_trace_brcmsmac_msg.h. I see similar workarounds in other drivers as well. Compile tested only. Signed-off-by: Kalle Valo <[email protected]> Link: https://lore.kernel.org/r/[email protected]
2023-06-16wifi: brcmfmac: fix gnu_printf warningsKalle Valo1-0/+7
With GCC 13.1 and W=1 brcmfmac has warnings like this: ./include/trace/perf.h:26:16: warning: function 'perf_trace_brcmf_dbg' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format] Add a workaround which disables -Wsuggest-attribute=format in tracepoint.h. I see similar workarounds in other drivers as well. Compile tested only. Signed-off-by: Kalle Valo <[email protected]> Link: https://lore.kernel.org/r/[email protected]
2023-06-15wifi: rtw89: fix spelling typo of IQK debug messagesDmitry Antipov3-3/+3
Fix spelling typo of IQK debug messages. Signed-off-by: Dmitry Antipov <[email protected]> Acked-by: Ping-Ke Shih <[email protected]> Signed-off-by: Kalle Valo <[email protected]> Link: https://lore.kernel.org/r/[email protected]
2023-06-15wifi: rtw89: cleanup rtw89_iqk_info and related codeDmitry Antipov7-54/+4
Drop useless '_iqk_track()' and 'rtw8852a_iqk_track()' (they just change 'thermal_rek_en' field which is set but unused and so removed as well) functions, set but unused 'kcount' field of 'struct rtw89_iqk_info', and convert 'thermal' to local variables where appropriate (it doesn't need to have longer storage duration because it is actually used for the debugging purposes only). Signed-off-by: Dmitry Antipov <[email protected]> Acked-by: Ping-Ke Shih <[email protected]> Signed-off-by: Kalle Valo <[email protected]> Link: https://lore.kernel.org/r/[email protected]
2023-06-15wifi: rtw89: cleanup private data structuresDmitry Antipov3-48/+1
Remove a bunch of unused (and set but unused) fields from 'struct rtw89_btc_wl_nhm', 'struct rtw89_dle_info', 'struct rtw89_hal' and 'struct rtw89_env_monitor_info' driver-specific data structures, adjust related bits. Signed-off-by: Dmitry Antipov <[email protected]> Acked-by: Ping-Ke Shih <[email protected]> Signed-off-by: Kalle Valo <[email protected]> Link: https://lore.kernel.org/r/[email protected]
2023-06-15wifi: mt7601u: replace strlcpy() with strscpy()Azeem Shaikh1-1/+1
strlcpy() reads the entire source buffer first. This read may exceed the destination size limit. This is both inefficient and can lead to linear read overflows if a source string is not NUL-terminated [1]. In an effort to remove strlcpy() completely [2], replace strlcpy() here with strscpy(). Direct replacement is safe here since DEV_ASSIGN is only used by TRACE macros and the return values are ignored. [1] https://www.kernel.org/doc/html/latest/process/deprecated.html#strlcpy [2] https://github.com/KSPP/linux/issues/89 Signed-off-by: Azeem Shaikh <[email protected]> Reviewed-by: Kees Cook <[email protected]> Signed-off-by: Kalle Valo <[email protected]> Link: https://lore.kernel.org/r/[email protected]
2023-06-15wifi: rt2x00: fix the typo in commentsDeming Wang1-1/+1
Fix typo in the description of 'non-succesfull'. Signed-off-by: Deming Wang <[email protected]> Acked-by: Stanislaw Gruszka <[email protected]> Signed-off-by: Kalle Valo <[email protected]> Link: https://lore.kernel.org/r/[email protected]
2023-06-14wifi: iwlwifi: dbg-tlv: clear FW debug memory on initJohannes Berg1-12/+23
When we restart the firmware, we shouldn't keep old debug data around. Since the "allocate" function might not reallocate the memory blocks (they're only freed when we unbind from the device), clear the memory to have a clean slate for debug data. This is a bit more complex since we normally don't enter into the allocation function, but duplicating the logic didn't seem enticing either, so rework the allocation a bit to always go into the individual block allocation, but there clear if it's already allocated, rather than allocating again. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230613155501.30b82881cfbf.I39520aff8ac95ee64d39dc5913525a1efd7995fa@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-14wifi: iwlwifi: pcie: remove redundant argumentJohannes Berg1-3/+4
The iwl_pcie_alloc_fw_monitor_block() function has an argument that's only ever hard-coded to 11, remove it and hard-code the value into the function itself with a comment. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230613155501.737c153e8259.Ibe6250ca812cfa2f00ac47e5e0d1595c6b9b4875@changeid Signed-off-by: Johannes Berg <[email protected]>
2023-06-14wifi: iwlwifi: pcie: clear FW debug memory on initJohannes Berg1-5/+4
When we restart the firmware, we shouldn't keep old debug data around. Since the "allocate" function might not reallocate the memory block (it's only freed when we unbind from the device), clear the memory to have a clean slate for debug data. Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Gregory Greenman <[email protected]> Link: https://lore.kernel.org/r/20230613155501.73c32255a132.Ibd7101dcd285b01ee879fddfbf52c30d49ced3c0@changeid Signed-off-by: Johannes Berg <[email protected]>
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