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| author | David S. Miller <davem@davemloft.net> | 2010-10-06 19:39:31 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-10-06 19:39:31 -0700 |
| commit | 69259abb64d4da77273bf59accfc9fa79e7165f4 (patch) | |
| tree | bd043ab03a788b749c8d5ae4049d8defae9abf34 /sound/core/control.c | |
| parent | dd53df265b1ee7a1fbbc76bb62c3bec2383bbd44 (diff) | |
| parent | 12e94471b2be5ef9b55b10004a3a2cd819490036 (diff) | |
| download | kernel_samsung_crespo-69259abb64d4da77273bf59accfc9fa79e7165f4.zip kernel_samsung_crespo-69259abb64d4da77273bf59accfc9fa79e7165f4.tar.gz kernel_samsung_crespo-69259abb64d4da77273bf59accfc9fa79e7165f4.tar.bz2 | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/pcmcia/pcnet_cs.c
net/caif/caif_socket.c
Diffstat (limited to 'sound/core/control.c')
| -rw-r--r-- | sound/core/control.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/core/control.c b/sound/core/control.c index 070aab4..45a8180 100644 --- a/sound/core/control.c +++ b/sound/core/control.c @@ -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"); |