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| author | Takashi Iwai <tiwai@suse.de> | 2023-09-16 09:07:25 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2023-09-16 09:08:05 +0300 |
| commit | b2ce0027d7b2905495021c5208f92043eb493146 (patch) | |
| tree | b38a477073982452c72daf37723e107739b8f278 /include/drm/drm_privacy_screen_machine.h | |
| parent | 322e0c500073ac4b2f74d8c850c0aeee81be8df3 (diff) | |
| download | linux-b2ce0027d7b2905495021c5208f92043eb493146.tar.xz | |
ALSA: rawmidi: Fix NULL dereference at proc read
At the implementation of the optional proc fs in rawmidi, I forgot
that rmidi->ops itself is optional and can be NULL.
Add the proper NULL check for avoiding the Oops.
Fixes: fa030f666d24 ("ALSA: ump: Additional proc output")
Reported-and-tested-by: Mark Hills <mark@xwax.org>
Closes: https://lore.kernel.org/r/ef9118c3-a2eb-d0ff-1efa-cc5fb6416bde@xwax.org
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20230916060725.11726-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/drm/drm_privacy_screen_machine.h')
0 files changed, 0 insertions, 0 deletions