diff options
| author | Takashi Iwai <tiwai@suse.de> | 2012-10-11 16:43:40 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-21 09:32:43 -0700 |
| commit | f3c3eb99d6cbd372b9cb07fb21be972e06a76e44 (patch) | |
| tree | 10281d37e29177fe7a31c5007c55f5a7c69301e0 /sound | |
| parent | 0c4439a4e9dafcd3c22652ce0c43c2c85aaa565a (diff) | |
ALSA: ac97 - Fix missing NULL check in snd_ac97_cvol_new()
commit 733a48e5ae5bf28b046fad984d458c747cbb8c21 upstream.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=44721
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/ac97/ac97_codec.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c index 9473fca9681d..8b0f99688303 100644 --- a/sound/pci/ac97/ac97_codec.c +++ b/sound/pci/ac97/ac97_codec.c @@ -1271,6 +1271,8 @@ static int snd_ac97_cvol_new(struct snd_card *card, char *name, int reg, unsigne tmp.index = ac97->num; kctl = snd_ctl_new1(&tmp, ac97); } + if (!kctl) + return -ENOMEM; if (reg >= AC97_PHONE && reg <= AC97_PCM) set_tlv_db_scale(kctl, db_scale_5bit_12db_max); else |