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author | Takashi Iwai <tiwai@suse.de> | 2023-09-02 08:10:43 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2023-09-02 08:11:48 +0200 |
commit | e14ebde5df2ade7164b3adc3b8644d531a78a785 (patch) | |
tree | 7cc2f035d4748258f56952c98b79ba027a855c02 /sound/drivers | |
parent | ef98a4883298bc2ead30ade6b6a10c4ac4bc07c8 (diff) | |
download | linux-stable-e14ebde5df2ade7164b3adc3b8644d531a78a785.tar.gz linux-stable-e14ebde5df2ade7164b3adc3b8644d531a78a785.tar.bz2 linux-stable-e14ebde5df2ade7164b3adc3b8644d531a78a785.zip |
ALSA: pcm: Fix error checks of default read/write copy ops
copy_from/to_iter() returns the actually copied bytes, and the more
correct check should be to compare with the given bytes, instead of
zero-check.
Fixes: cf393babb37a ("ALSA: pcm: Add copy ops with iov_iter")
Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Closes: https://lore.kernel.org/r/20230902053044.GJ3390869@ZenIV
Link: https://lore.kernel.org/r/20230902061044.19366-1-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/drivers')
0 files changed, 0 insertions, 0 deletions