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(parent: e68f3c6) | patch
ALSA: control: Re-order bounds checking in get_ctl_id_hash()
authorDan Carpenter <dan.carpenter@oracle.com>
Fri, 26 Aug 2022 15:01:10 +0000 (18:01 +0300)
committerTakashi Iwai <tiwai@suse.de>
Fri, 26 Aug 2022 15:17:22 +0000 (17:17 +0200)
commitbf91c9c7110d7b00597ef3f0e45a37263d04e6a4
treed535353780bd0183b938b19dd0d62fa454a59e7btree | snapshot
parente68f3c60c4c7b2d1d6a6d56909bb31c9c67a0ea6commit | diff
ALSA: control: Re-order bounds checking in get_ctl_id_hash()

These two checks are in the reverse order so it might read one element
beyond the end of the array.  First check if the "i" is within bounds
before using it.

Fixes: e68f3c60c4c7 ("ALSA: control: Fix an out-of-bounds bug in get_ctl_id_hash()")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YwjgNh/gkG1hH7po@kili
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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