diff options
| author | Kai Vehmanen <[email protected]> | 2020-01-10 17:57:51 -0600 |
|---|---|---|
| committer | Mark Brown <[email protected]> | 2020-01-13 15:12:24 +0000 |
| commit | 552b1a85da9f63856e7e341b81c16e0e078204f1 (patch) | |
| tree | 80ec0a6ddf8b16a6123e1a4150852f4ac50c6094 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | 2c63bea714780f8e1fc9cb7bc10deda26fada25b (diff) | |
ASoC: hdac_hda: Fix error in driver removal after failed probe
In case system has multiple HDA codecs, and codec probe fails for
at least one but not all codecs, driver will end up cancelling
a non-initialized timer context upon driver removal.
Call trace of typical case:
[ 60.593646] WARNING: CPU: 1 PID: 1147 at kernel/workqueue.c:3032
__flush_work+0x18b/0x1a0
[...]
[ 60.593670] __cancel_work_timer+0x11f/0x1a0
[ 60.593673] hdac_hda_dev_remove+0x25/0x30 [snd_soc_hdac_hda]
[ 60.593674] device_release_driver_internal+0xe0/0x1c0
[ 60.593675] bus_remove_device+0xd6/0x140
[ 60.593677] device_del+0x175/0x3e0
[ 60.593679] ? widget_tree_free.isra.7+0x90/0xb0 [snd_hda_core]
[ 60.593680] snd_hdac_device_unregister+0x34/0x50 [snd_hda_core]
[ 60.593682] snd_hdac_ext_bus_device_remove+0x2a/0x60 [snd_hda_ext_core]
[ 60.593684] hda_dsp_remove+0x26/0x100 [snd_sof_intel_hda_common]
[ 60.593686] snd_sof_device_remove+0x84/0xa0 [snd_sof]
[ 60.593687] sof_pci_remove+0x10/0x30 [snd_sof_pci]
[ 60.593689] pci_device_remove+0x36/0xb0
Signed-off-by: Kai Vehmanen <[email protected]>
Signed-off-by: Pierre-Louis Bossart <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions