From 7814f552ff826fefa5e1b24083c7a06a9378e9ef Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Fri, 10 Nov 2017 00:25:43 +0300 Subject: [PATCH] crypto: chelsio - Fix an error code in chcr_hash_dma_map() The dma_map_sg() function returns zero on error and positive values on success. We want to return -ENOMEM on failure here and zero on success. Fixes: 2f47d5804311 ("crypto: chelsio - Move DMA un/mapping to chcr from lld cxgb4 driver") Signed-off-by: Dan Carpenter Signed-off-by: Herbert Xu --- drivers/crypto/chelsio/chcr_algo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c index 300e66fe8a3c..af08dd264ca7 100644 --- a/drivers/crypto/chelsio/chcr_algo.c +++ b/drivers/crypto/chelsio/chcr_algo.c @@ -2410,7 +2410,7 @@ static inline int chcr_hash_dma_map(struct device *dev, error = dma_map_sg(dev, req->src, sg_nents(req->src), DMA_TO_DEVICE); if (!error) - return error; + return -ENOMEM; req_ctx->is_sg_map = 1; return 0; } -- 2.11.0