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dmaengine: sh: Fix unused initialization of pointer lmdesc 

Pointer lmdesc is being inintialized with a value that is never read,
it is later being re-assigned a new value. Fix this by initializing
it with the latter value.

Addresses-Coverity: ("Unused value")
Fixes: 550c591a89a1 ("dmaengine: sh: Add DMAC driver for RZ/G2L SoC")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20210829152811.529766-1-colin.king@canonical.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Colin Ian King 2021-08-29 16:28:11 +01:00 committed by Vinod Koul
parent 8f031494df
commit 1e008336b9
1 changed files with 1 additions and 3 deletions
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4
drivers/dma/sh/rz-dmac.c
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@ -308,12 +308,10 @@ static void rz_dmac_prepare_desc_for_memcpy(struct rz_dmac_chan *channel)
{
struct dma_chan *chan = &channel->vc.chan;
struct rz_dmac *dmac = to_rz_dmac(chan->device);
struct rz_lmdesc *lmdesc = channel->lmdesc.base;
struct rz_lmdesc *lmdesc = channel->lmdesc.tail;
struct rz_dmac_desc *d = channel->desc;
u32 chcfg = CHCFG_MEM_COPY;
lmdesc = channel->lmdesc.tail;
/* prepare descriptor */
lmdesc->sa = d->src;
lmdesc->da = d->dest;