Commit 3e52be9b authored by Zhang Zekun's avatar Zhang Zekun Committed by Mauro Carvalho Chehab
Browse files

media: rkvdec:Remove redundant memset 



As dma_alloc_coherent() will return a zeroed buffer, we
don't need to memset the returned buffer.
priv_tbl = dma_alloc_coherent() and count_tbl = dma_alloc_coherent()
should be enough.

-see commit 750afb08 ("cross-tree: phase out dma_zalloc_coherent()")

Signed-off-by: default avatarZhang Zekun <zhangzekun11@huawei.com>
Reviewed-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@kernel.org>
parent aa63c5ea

drivers/staging/media/rkvdec/rkvdec-vp9.c

+0 −2
Original line number Diff line number Diff line
@@ -1015,7 +1015,6 @@ static int rkvdec_vp9_start(struct rkvdec_ctx *ctx) 


	vp9_ctx->priv_tbl.size = sizeof(*priv_tbl);

	vp9_ctx->priv_tbl.cpu = priv_tbl;

	memset(priv_tbl, 0, sizeof(*priv_tbl));



	count_tbl = dma_alloc_coherent(rkvdec->dev, RKVDEC_VP9_COUNT_SIZE,

				       &vp9_ctx->count_tbl.dma, GFP_KERNEL);
@@ -1026,7 +1025,6 @@ static int rkvdec_vp9_start(struct rkvdec_ctx *ctx) 


	vp9_ctx->count_tbl.size = RKVDEC_VP9_COUNT_SIZE;

	vp9_ctx->count_tbl.cpu = count_tbl;

	memset(count_tbl, 0, sizeof(*count_tbl));

	rkvdec_init_v4l2_vp9_count_tbl(ctx);



	return 0;