tree 3cb218d45c783600fad3eda4570ec3c4ce571353
parent 2387083157b858f0300f40e629b0fea30f4132c9
author Dan Carpenter <dan.carpenter@oracle.com> 1390465288 +0300
committer Takashi Iwai <tiwai@suse.de> 1390470636 +0100

ALSA: bits vs bytes bug in snd_card_create()

The test here is intended intended to prevent shift wrapping bugs when
we do "1U << idx2".  We should consider the number of bits in a u32
instead of the number of bytes.

[fix another chunk similarly by tiwai]

Fixes: 7bb2491b35a2 ('ALSA: Add kconfig to specify the max card numbers')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>