Fixes gcc '-Wunused-but-set-variable' warning:
drivers/crypto/ux500/hash/hash_core.c: In function hash_set_dma_transfer:
drivers/crypto/ux500/hash/hash_core.c:143:15: warning: variable cookie set but not used [-Wunused-but-set-variable]
It is not used since commit 8a63b1994c50 ("crypto:
ux500 - Add driver for HASH hardware")
Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: zhengbin <zhengbin13@xxxxxxxxxx>
---
drivers/crypto/ux500/hash/hash_core.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/crypto/ux500/hash/hash_core.c b/drivers/crypto/ux500/hash/hash_core.c
index c172a69..c24f2db 100644
--- a/drivers/crypto/ux500/hash/hash_core.c
+++ b/drivers/crypto/ux500/hash/hash_core.c
@@ -140,7 +140,6 @@ static int hash_set_dma_transfer(struct hash_ctx *ctx, struct scatterlist *sg,
{
struct dma_async_tx_descriptor *desc = NULL;
struct dma_chan *channel = NULL;
- dma_cookie_t cookie;
if (direction != DMA_TO_DEVICE) {
dev_err(ctx->device->dev, "%s: Invalid DMA direction\n",
@@ -176,7 +175,7 @@ static int hash_set_dma_transfer(struct hash_ctx *ctx, struct scatterlist *sg,
desc->callback = hash_dma_callback;
desc->callback_param = ctx;
- cookie = dmaengine_submit(desc);
+ dmaengine_submit(desc);
dma_async_issue_pending(channel);
return 0;
--
2.7.4
