[patch 09/32] ALSA: pcm_oss, fix locking typo

From: Greg KH
Date: Fri Mar 20 2009 - 19:16:54 EST


2.6.27-stable review patch. If anyone has any objections, please let us know.

------------------

From: Jiri Slaby <jirislaby@xxxxxxxxx>

commit 91054598f794fb5d8a0b1e747ff8e2e8fc2115b3 upstream.

s/mutex_lock/mutex_unlock/ on 2 fail paths in snd_pcm_oss_proc_write.
Probably a typo, lock should be unlocked when leaving the function.

Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
sound/core/oss/pcm_oss.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -2854,7 +2854,7 @@ static void snd_pcm_oss_proc_write(struc
setup = kmalloc(sizeof(*setup), GFP_KERNEL);
if (! setup) {
buffer->error = -ENOMEM;
- mutex_lock(&pstr->oss.setup_mutex);
+ mutex_unlock(&pstr->oss.setup_mutex);
return;
}
if (pstr->oss.setup_list == NULL)
@@ -2868,7 +2868,7 @@ static void snd_pcm_oss_proc_write(struc
if (! template.task_name) {
kfree(setup);
buffer->error = -ENOMEM;
- mutex_lock(&pstr->oss.setup_mutex);
+ mutex_unlock(&pstr->oss.setup_mutex);
return;
}
}


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