diff options
Diffstat (limited to 'sound/core')
| -rw-r--r-- | sound/core/pcm_compat.c | 2 | ||||
| -rw-r--r-- | sound/core/rtctimer.c | 2 | ||||
| -rw-r--r-- | sound/core/timer.c | 5 |
3 files changed, 7 insertions, 2 deletions
diff --git a/sound/core/pcm_compat.c b/sound/core/pcm_compat.c index 5fb2e28e796f..91cdf9435fec 100644 --- a/sound/core/pcm_compat.c +++ b/sound/core/pcm_compat.c @@ -342,7 +342,7 @@ static int snd_pcm_ioctl_xfern_compat(struct snd_pcm_substream *substream, kfree(bufs); return -EFAULT; } - bufs[ch] = compat_ptr(ptr); + bufs[i] = compat_ptr(ptr); bufptr++; } if (dir == SNDRV_PCM_STREAM_PLAYBACK) diff --git a/sound/core/rtctimer.c b/sound/core/rtctimer.c index 0851cd13e303..e85e72baff9e 100644 --- a/sound/core/rtctimer.c +++ b/sound/core/rtctimer.c @@ -22,7 +22,7 @@ #include <linux/init.h> #include <linux/interrupt.h> -#include <linux/moduleparam.h> +#include <linux/module.h> #include <linux/log2.h> #include <sound/core.h> #include <sound/timer.h> diff --git a/sound/core/timer.c b/sound/core/timer.c index 7c1cbf0a0dc4..67ebf1c21c04 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -328,6 +328,8 @@ int snd_timer_close(struct snd_timer_instance *timeri) mutex_unlock(®ister_mutex); } else { timer = timeri->timer; + if (snd_BUG_ON(!timer)) + goto out; /* wait, until the active callback is finished */ spin_lock_irq(&timer->lock); while (timeri->flags & SNDRV_TIMER_IFLG_CALLBACK) { @@ -353,6 +355,7 @@ int snd_timer_close(struct snd_timer_instance *timeri) } mutex_unlock(®ister_mutex); } + out: if (timeri->private_free) timeri->private_free(timeri); kfree(timeri->owner); @@ -531,6 +534,8 @@ int snd_timer_stop(struct snd_timer_instance *timeri) if (err < 0) return err; timer = timeri->timer; + if (!timer) + return -EINVAL; spin_lock_irqsave(&timer->lock, flags); timeri->cticks = timeri->ticks; timeri->pticks = 0; |