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Commit 86145910 authored by Markus Elfring's avatar Markus Elfring Committed by Vinod Koul
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ste_dma40: Move an assignment in d40_prep_desc() 



Move one assignment for the local variable "cfg" so that its setting
will only be performed after a call of the function "d40_desc_get"
succeeded by this function.

Signed-off-by: default avatarMarkus Elfring <elfring@users.sourceforge.net>
Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent 254e1254

drivers/dma/ste_dma40.c

+2 −1
Original line number Diff line number Diff line
@@ -2198,7 +2198,7 @@ static struct d40_desc * 
d40_prep_desc(struct d40_chan *chan, struct scatterlist *sg,

	      unsigned int sg_len, unsigned long dma_flags)

{

	struct stedma40_chan_cfg *cfg = &chan->dma_cfg;

	struct stedma40_chan_cfg *cfg;

	struct d40_desc *desc;

	int ret;
@@ -2206,6 +2206,7 @@ d40_prep_desc(struct d40_chan *chan, struct scatterlist *sg, 
	if (!desc)

		return NULL;



	cfg = &chan->dma_cfg;

	desc->lli_len = d40_sg_2_dmalen(sg, sg_len, cfg->src_info.data_width,

					cfg->dst_info.data_width);

	if (desc->lli_len < 0) {