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Commit 8daa32b9 authored by Harsh Jain's avatar Harsh Jain Committed by Herbert Xu
Browse files

crypto: chelsio - check for sg null 



Add warning message if sg is NULL after skipping bytes.

Reported-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarHarsh Jain <harsh@chelsio.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent db6deea4

drivers/crypto/chelsio/chcr_algo.c

+2 −1
Original line number Diff line number Diff line
@@ -574,7 +574,8 @@ static void ulptx_walk_add_sg(struct ulptx_walk *walk, 
			skip = 0;

		}

	}

	if (walk->nents == 0) {

	WARN(!sg, "SG should not be null here\n");

	if (sg && (walk->nents == 0)) {

		small = min_t(unsigned int, sg_dma_len(sg) - skip_len, len);

		sgmin = min_t(unsigned int, small, CHCR_SRC_SG_SIZE);

		walk->sgl->len0 = cpu_to_be32(sgmin);