From: Ezequiel García <elezegarcia@gmail.com>
Date: Thu, 23 Aug 2012 12:08:28 +0000 (-0300)
Subject: [media] mem2mem-emmaprp: Remove unneeded struct vb2_queue clear on queue_init()
X-Git-Tag: firefly_0821_release~3680^2~275^2~1273
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8c6f59f9795e03f4bec3f176df26bd1ff755afa1;p=firefly-linux-kernel-4.4.55.git

[media] mem2mem-emmaprp: Remove unneeded struct vb2_queue clear on queue_init()

queue_init() is always called by v4l2_m2m_ctx_init(), which allocates
a context struct v4l2_m2m_ctx with kzalloc.
Therefore, there is no need to clear vb2_queue src/dst structs.

Signed-off-by: Ezequiel Garcia <elezegarcia@gmail.com>
Acked-by: Javier Martin <javier.martin@vista-silicon.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/platform/mx2_emmaprp.c b/drivers/media/platform/mx2_emmaprp.c
index dab380a8d1c6..59aaca4de183 100644
--- a/drivers/media/platform/mx2_emmaprp.c
+++ b/drivers/media/platform/mx2_emmaprp.c
@@ -757,7 +757,6 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
 	struct emmaprp_ctx *ctx = priv;
 	int ret;
 
-	memset(src_vq, 0, sizeof(*src_vq));
 	src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
 	src_vq->io_modes = VB2_MMAP | VB2_USERPTR;
 	src_vq->drv_priv = ctx;
@@ -769,7 +768,6 @@ static int queue_init(void *priv, struct vb2_queue *src_vq,
 	if (ret)
 		return ret;
 
-	memset(dst_vq, 0, sizeof(*dst_vq));
 	dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 	dst_vq->io_modes = VB2_MMAP | VB2_USERPTR;
 	dst_vq->drv_priv = ctx;