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media: st-hva: hva-h264: use swap macro in hva_h264_encode 

Make use of the swap macro and remove unnecessary variable tmp_frame.
This makes the code easier to read and maintain.

This code was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Gustavo A. R. Silva 2017-10-30 00:18:47 -04:00 committed by Mauro Carvalho Chehab
parent d7ca1c9c15
commit 3fa013be95
1 changed files with 1 additions and 4 deletions
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5
drivers/media/platform/sti/hva/hva-h264.c
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@ -999,7 +999,6 @@ static int hva_h264_encode(struct hva_ctx *pctx, struct hva_frame *frame,
{
struct hva_h264_ctx *ctx = (struct hva_h264_ctx *)pctx->priv;
struct hva_h264_task *task = (struct hva_h264_task *)ctx->task->vaddr;
struct hva_buffer *tmp_frame;
u32 stuffing_bytes = 0;
int ret = 0;
@ -1023,9 +1022,7 @@ static int hva_h264_encode(struct hva_ctx *pctx, struct hva_frame *frame,
&stream->bytesused);
/* switch reference & reconstructed frame */
tmp_frame = ctx->ref_frame;
ctx->ref_frame = ctx->rec_frame;
ctx->rec_frame = tmp_frame;
swap(ctx->ref_frame, ctx->rec_frame);
return 0;
err: