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| author | Takashi Iwai <tiwai@suse.de> | 2010-05-20 13:58:57 +0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2010-05-20 13:58:57 +0400 |
| commit | 3374cd1abd478f767aaedf2c21d109596ff0fe72 (patch) | |
| tree | 46b00a571ba5d86373bd9054fdccc5dc6e28e42f /sound/core/pcm_native.c | |
| parent | e40152ee1e1c7a63f4777791863215e3faa37a86 (diff) | |
| parent | 670ff6abd6caff406b217f8a828d6c03656535d8 (diff) | |
| download | linux-3374cd1abd478f767aaedf2c21d109596ff0fe72.tar.xz | |
Merge branch 'topic/core-cleanup' into for-linus
Diffstat (limited to 'sound/core/pcm_native.c')
| -rw-r--r-- | sound/core/pcm_native.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 20b5982c996b..b9517f38073c 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -2110,7 +2110,9 @@ static int snd_pcm_open_file(struct file *file, static int snd_pcm_playback_open(struct inode *inode, struct file *file) { struct snd_pcm *pcm; - + int err = nonseekable_open(inode, file); + if (err < 0) + return err; pcm = snd_lookup_minor_data(iminor(inode), SNDRV_DEVICE_TYPE_PCM_PLAYBACK); return snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_PLAYBACK); @@ -2119,7 +2121,9 @@ static int snd_pcm_playback_open(struct inode *inode, struct file *file) static int snd_pcm_capture_open(struct inode *inode, struct file *file) { struct snd_pcm *pcm; - + int err = nonseekable_open(inode, file); + if (err < 0) + return err; pcm = snd_lookup_minor_data(iminor(inode), SNDRV_DEVICE_TYPE_PCM_CAPTURE); return snd_pcm_open(file, pcm, SNDRV_PCM_STREAM_CAPTURE); @@ -3310,18 +3314,13 @@ static int snd_pcm_fasync(int fd, struct file * file, int on) struct snd_pcm_file * pcm_file; struct snd_pcm_substream *substream; struct snd_pcm_runtime *runtime; - int err = -ENXIO; - lock_kernel(); pcm_file = file->private_data; substream = pcm_file->substream; if (PCM_RUNTIME_CHECK(substream)) - goto out; + return -ENXIO; runtime = substream->runtime; - err = fasync_helper(fd, file, on, &runtime->fasync); -out: - unlock_kernel(); - return err; + return fasync_helper(fd, file, on, &runtime->fasync); } /* @@ -3462,6 +3461,7 @@ const struct file_operations snd_pcm_f_ops[2] = { .aio_write = snd_pcm_aio_write, .open = snd_pcm_playback_open, .release = snd_pcm_release, + .llseek = no_llseek, .poll = snd_pcm_playback_poll, .unlocked_ioctl = snd_pcm_playback_ioctl, .compat_ioctl = snd_pcm_ioctl_compat, @@ -3475,6 +3475,7 @@ const struct file_operations snd_pcm_f_ops[2] = { .aio_read = snd_pcm_aio_read, .open = snd_pcm_capture_open, .release = snd_pcm_release, + .llseek = no_llseek, .poll = snd_pcm_capture_poll, .unlocked_ioctl = snd_pcm_capture_ioctl, .compat_ioctl = snd_pcm_ioctl_compat, |