The patch number 9909 was added via Mauro Carvalho Chehab <mche...@redhat.com>
to http://linuxtv.org/hg/v4l-dvb master development tree.
Kernel patches in this development tree may be modified to be backward
compatible with older kernels. Compatibility modifications will be
removed before inclusion into the mainstream Kernel
If anyone has any objections, please let us know by sending a message to:
v4l-dvb-maintai...@linuxtv.org
------
From: Mauro Carvalho Chehab <mche...@redhat.com>
em28xx: move dev->lock from res_free to the caller routines
Priority: normal
Signed-off-by: Mauro Carvalho Chehab <mche...@redhat.com>
---
linux/drivers/media/video/em28xx/em28xx-video.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff -r 961e8e95ae6c -r 40b02ddf9efc
linux/drivers/media/video/em28xx/em28xx-video.c
--- a/linux/drivers/media/video/em28xx/em28xx-video.c Tue Dec 16 16:25:46
2008 -0200
+++ b/linux/drivers/media/video/em28xx/em28xx-video.c Tue Dec 16 21:00:49
2008 -0200
@@ -622,10 +622,8 @@ static void res_free(struct em28xx_fh *f
{
struct em28xx *dev = fh->dev;
- mutex_lock(&dev->lock);
fh->stream_on = 0;
dev->stream_on = 0;
- mutex_unlock(&dev->lock);
}
/*
@@ -1293,7 +1291,9 @@ static int vidioc_streamoff(struct file
return -EINVAL;
videobuf_streamoff(&fh->vb_vidq);
+ mutex_lock(&dev->lock);
res_free(fh);
+ mutex_unlock(&dev->lock);
return 0;
}
@@ -1740,10 +1740,9 @@ static int em28xx_v4l2_close(struct inod
em28xx_videodbg("users=%d\n", dev->users);
+ mutex_lock(&dev->lock);
if (res_check(fh))
res_free(fh);
-
- mutex_lock(&dev->lock);
if (dev->users == 1) {
videobuf_stop(&fh->vb_vidq);
---
Patch is available at:
http://linuxtv.org/hg/v4l-dvb/rev/40b02ddf9efc2364b3325b0ef5cc5bedac1750da
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