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authorPaul Mackerras <paulus@samba.org>2007-12-21 22:21:08 +1100
committerPaul Mackerras <paulus@samba.org>2007-12-21 22:21:08 +1100
commitc2a7dcad9f0d92d7a96e735abb8bec7b9c621536 (patch)
treebf9b20fdd5ab07e5b0e4e0b95c6a3dbab1005cb9 /drivers/media/common/saa7146_video.c
parent373a6da165ac3012a74fd072da340eabca55d031 (diff)
parentea67db4cdbbf7f4e74150e71da0984e25121f500 (diff)
Merge branch 'linux-2.6'
Diffstat (limited to 'drivers/media/common/saa7146_video.c')
-rw-r--r--drivers/media/common/saa7146_video.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/media/common/saa7146_video.c b/drivers/media/common/saa7146_video.c
index f245a3b2ef4..ae36d101006 100644
--- a/drivers/media/common/saa7146_video.c
+++ b/drivers/media/common/saa7146_video.c
@@ -1205,13 +1205,10 @@ int saa7146_video_do_ioctl(struct inode *inode, struct file *file, unsigned int
DEB_D(("VIDIOCGMBUF \n"));
q = &fh->video_q;
- mutex_lock(&q->lock);
err = videobuf_mmap_setup(q,gbuffers,gbufsize,
V4L2_MEMORY_MMAP);
- if (err < 0) {
- mutex_unlock(&q->lock);
+ if (err < 0)
return err;
- }
gbuffers = err;
memset(mbuf,0,sizeof(*mbuf));
@@ -1219,7 +1216,6 @@ int saa7146_video_do_ioctl(struct inode *inode, struct file *file, unsigned int
mbuf->size = gbuffers * gbufsize;
for (i = 0; i < gbuffers; i++)
mbuf->offsets[i] = i * gbufsize;
- mutex_unlock(&q->lock);
return 0;
}
#endif
@@ -1440,10 +1436,7 @@ static void video_close(struct saa7146_dev *dev, struct file *file)
err = saa7146_stop_preview(fh);
}
- // release all capture buffers
- mutex_lock(&q->lock);
- videobuf_read_stop(q);
- mutex_unlock(&q->lock);
+ videobuf_stop(q);
/* hmm, why is this function declared void? */
/* return err */