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-rw-r--r--crypto/af_alg.c2
-rw-r--r--crypto/algif_skcipher.c5
2 files changed, 3 insertions, 4 deletions
diff --git a/crypto/af_alg.c b/crypto/af_alg.c
index eb78fe8a60c8..3e80d8b8be45 100644
--- a/crypto/af_alg.c
+++ b/crypto/af_alg.c
@@ -348,7 +348,7 @@ int af_alg_make_sg(struct af_alg_sgl *sgl, struct iov_iter *iter, int len)
348 if (n < 0) 348 if (n < 0)
349 return n; 349 return n;
350 350
351 npages = PAGE_ALIGN(off + n); 351 npages = (off + n + PAGE_SIZE - 1) >> PAGE_SHIFT;
352 if (WARN_ON(npages == 0)) 352 if (WARN_ON(npages == 0))
353 return -EINVAL; 353 return -EINVAL;
354 354
diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c
index 37110fd68adf..6fc12c3fc4b9 100644
--- a/crypto/algif_skcipher.c
+++ b/crypto/algif_skcipher.c
@@ -439,14 +439,13 @@ static int skcipher_recvmsg(struct kiocb *unused, struct socket *sock,
439 while (!sg->length) 439 while (!sg->length)
440 sg++; 440 sg++;
441 441
442 used = ctx->used; 442 if (!ctx->used) {
443 if (!used) {
444 err = skcipher_wait_for_data(sk, flags); 443 err = skcipher_wait_for_data(sk, flags);
445 if (err) 444 if (err)
446 goto unlock; 445 goto unlock;
447 } 446 }
448 447
449 used = min_t(unsigned long, used, iov_iter_count(&msg->msg_iter)); 448 used = min_t(unsigned long, ctx->used, iov_iter_count(&msg->msg_iter));
450 449
451 used = af_alg_make_sg(&ctx->rsgl, &msg->msg_iter, used); 450 used = af_alg_make_sg(&ctx->rsgl, &msg->msg_iter, used);
452 err = used; 451 err = used;