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Merge branch 'fix/misc' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6

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* 'fix/misc' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6:
  ALSA: i2c/other/ak4xx-adda: Fix a compile warning with CONFIG_PROCFS=n
  ALSA: prevent heap corruption in snd_ctl_new()
This commit is contained in:
Linus Torvalds 2010-10-04 11:15:59 -07:00
commit d9f73afcd3
2 changed files with 6 additions and 1 deletions
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5
sound/core/control.c
View File

@ -31,6 +31,7 @@
/* max number of user-defined controls */
#define MAX_USER_CONTROLS 32
#define MAX_CONTROL_COUNT 1028
struct snd_kctl_ioctl {
struct list_head list; /* list of all ioctls */
@ -195,6 +196,10 @@ static struct snd_kcontrol *snd_ctl_new(struct snd_kcontrol *control,
if (snd_BUG_ON(!control || !control->count))
return NULL;
if (control->count > MAX_CONTROL_COUNT)
return NULL;
kctl = kzalloc(sizeof(*kctl) + sizeof(struct snd_kcontrol_volatile) * control->count, GFP_KERNEL);
if (kctl == NULL) {
snd_printk(KERN_ERR "Cannot allocate control instance\n");

2
sound/i2c/other/ak4xxx-adda.c
View File

@ -900,7 +900,7 @@ static int proc_init(struct snd_akm4xxx *ak)
return 0;
}
#else /* !CONFIG_PROC_FS */
static int proc_init(struct snd_akm4xxx *ak) {}
static int proc_init(struct snd_akm4xxx *ak) { return 0; }
#endif
int snd_akm4xxx_build_controls(struct snd_akm4xxx *ak)