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| author | Marek Szyprowski <m.szyprowski@samsung.com> | 2011-06-10 13:58:42 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-07-01 03:32:58 +0200 |
| commit | afdea8bac5e80362459940e18e705d792e677a57 (patch) | |
| tree | d51d08685cb146d0958daa5c951f7940759b093c | |
| parent | [media] Revert "[media] v4l2: vb2: one more fix for REQBUFS()" (diff) | |
| download | linux-afdea8bac5e80362459940e18e705d792e677a57.tar.xz linux-afdea8bac5e80362459940e18e705d792e677a57.zip | |
[media] media: vb2: reset queued_count value during queue reinitialization
queued_count variable was left untouched during the queue reinitialization
in __vb2_queue_cancel, what might lead to mismatch between the real number
of queued buffers and queued_count variable.
Reported-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
CC: Pawel Osciak <pawel@osciak.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/video/videobuf2-core.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/video/videobuf2-core.c b/drivers/media/video/videobuf2-core.c index 6489aa26e788..84f03b25aedb 100644 --- a/drivers/media/video/videobuf2-core.c +++ b/drivers/media/video/videobuf2-core.c @@ -1189,6 +1189,7 @@ static void __vb2_queue_cancel(struct vb2_queue *q) * has not already dequeued before initiating cancel. */ INIT_LIST_HEAD(&q->done_list); + atomic_set(&q->queued_count, 0); wake_up_all(&q->done_wq); /* |