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(parent: b2e6b3d) | patch
ALSA: usb-audio: US16x08: Move overflow check before array access
authorDaniil Dementev <d.dementev@ispras.ru>
Fri, 10 Jun 2022 16:57:32 +0000 (19:57 +0300)
committerTakashi Iwai <tiwai@suse.de>
Mon, 13 Jun 2022 05:40:08 +0000 (07:40 +0200)
commit3ddbe35d9a2ebd4924d458e0246b4ba6c13bb456
treeda607f141fcd72640a7dbaf19ec6345f7599a13atree | snapshot
parentb2e6b3d9bbb0a59ba7c710cc06e44cc548301f5fcommit | diff
ALSA: usb-audio: US16x08: Move overflow check before array access

Buffer overflow could occur in the loop "while", due to accessing an
array element before checking the index.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Daniil Dementev <d.dementev@ispras.ru>
Reviewed-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Link: https://lore.kernel.org/r/20220610165732.2904-1-d.dementev@ispras.ru
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/usb/mixer_us16x08.c diff | blob | history
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