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-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 80a0f1a78551..6e9513701533 100644
--- a/crypto/algif_aead.c
+++ b/crypto/algif_aead.c
@@ -448,12 +448,13 @@ static int aead_recvmsg_async(struct socket *sock, struct msghdr *msg,
used -= ctx->aead_assoclen + (ctx->enc ? as : 0);
/* 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);