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Diffstat (limited to 'crypto/algif_aead.c')
-rw-r--r--crypto/algif_aead.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/crypto/algif_aead.c b/crypto/algif_aead.c
index 235f54d4f8a9..668ef402c6eb 100644
--- a/crypto/algif_aead.c
+++ b/crypto/algif_aead.c
@@ -454,12 +454,13 @@ static int aead_recvmsg_async(struct socket *sock, struct msghdr *msg,
 	used -= ctx->aead_assoclen;
 
 	/* take over all tx sgls from ctx */
-	areq->tsgl = sock_kmalloc(sk, sizeof(*areq->tsgl) * sgl->cur,
+	areq->tsgl = sock_kmalloc(sk,
+				  sizeof(*areq->tsgl) * max_t(u32, sgl->cur, 1),
 				  GFP_KERNEL);
 	if (unlikely(!areq->tsgl))
 		goto free;
 
-	sg_init_table(areq->tsgl, sgl->cur);
+	sg_init_table(areq->tsgl, max_t(u32, sgl->cur, 1));
 	for (i = 0; i < sgl->cur; i++)
 		sg_set_page(&areq->tsgl[i], sg_page(&sgl->sg[i]),
 			    sgl->sg[i].length, sgl->sg[i].offset);