mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-01-24 01:09:38 -05:00
Code Activity

ALSA: synth: missing check for possible NULL after the call to kstrdup

Browse source 
If kcalloc() return NULL due to memory starvation, it is possible for
kstrdup() to return NULL in similar case. So add null check after the call
to kstrdup() is made.

[ minor coding-style fix by tiwai ]

Signed-off-by: Austin Kim <austin.kim@lge.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20211109003742.GA5423@raspberrypi
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Austin Kim 2021-11-09 00:37:42 +00:00 • committed by Takashi Iwai
parent ad4f93ca41
commit d159037abb
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
sound/synth/emux/emux.c
View file

@ -88,7 +88,7 @@ int snd_emux_register(struct snd_emux *emu, struct snd_card *card, int index, ch
emu->name = kstrdup(name, GFP_KERNEL);
emu->voices = kcalloc(emu->max_voices, sizeof(struct snd_emux_voice),
GFP_KERNEL);
if (emu->voices == NULL)
if (emu->name == NULL || emu->voices == NULL)
return -ENOMEM;
/* create soundfont list */