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authorPhilipp Zabel <p.zabel@pengutronix.de>2013-09-19 04:53:21 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2013-10-28 15:20:48 -0200
commit84e680980917df60210af713e39400752dc4763d (patch)
treef2a011411af8c4cb3b7e18c2b5fca0239b62045c
parentd7bb0ce8884b3515abd8d4dc3e3500f9a9beeab6 (diff)
downloadop-kernel-dev-84e680980917df60210af713e39400752dc4763d.zip
op-kernel-dev-84e680980917df60210af713e39400752dc4763d.tar.gz
[media] v4l2-mem2mem: clear m2m queue ready counter in v4l2_m2m_streamoff
v4l2_m2m_streamoff drops the list of ready buffers but failed to reset the num_rdy counter to zero. This would lead to v4l2_m2m_num_src/dst_bufs_ready reporting wrong values after streamoff. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
-rw-r--r--drivers/media/v4l2-core/v4l2-mem2mem.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c
index 8f116c2..796de33 100644
--- a/drivers/media/v4l2-core/v4l2-mem2mem.c
+++ b/drivers/media/v4l2-core/v4l2-mem2mem.c
@@ -488,6 +488,7 @@ int v4l2_m2m_streamoff(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
/* Drop queue, since streamoff returns device to the same state as after
* calling reqbufs. */
INIT_LIST_HEAD(&q_ctx->rdy_queue);
+ q_ctx->num_rdy = 0;
spin_unlock_irqrestore(&q_ctx->rdy_spinlock, flags);
if (m2m_dev->curr_ctx == m2m_ctx) {
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