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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-06-24 15:20:26 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-06-24 15:20:26 -0700
commitf797d37ead9afc9b5586f02789819a8fb72a55fc (patch)
tree8278cc2cdb32d5aabfab919e79afe56774618b8d /drivers/media/v4l2-core/videobuf2-core.c
parent41341261aa1707b49f937ba2c20d1a0daa5afac3 (diff)
parent9e895ace5d82df8929b16f58e9f515f6d54ab82d (diff)
Merge 3.10-rc7 into usb-next
We want the USB fixes and other good stuff in this branch as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/media/v4l2-core/videobuf2-core.c')
-rw-r--r--drivers/media/v4l2-core/videobuf2-core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index 7d833eefaf4e..e3bdc3be91e1 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -2014,7 +2014,8 @@ unsigned int vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait)
if (list_empty(&q->queued_list))
return res | POLLERR;
- poll_wait(file, &q->done_wq, wait);
+ if (list_empty(&q->done_list))
+ poll_wait(file, &q->done_wq, wait);
/*
* Take first buffer available for dequeuing.