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-rw-r--r--crypto/authenc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/crypto/authenc.c b/crypto/authenc.c
index 5ef7ba6..d0583a4 100644
--- a/crypto/authenc.c
+++ b/crypto/authenc.c
@@ -336,7 +336,7 @@ static int crypto_authenc_genicv(struct aead_request *req, u8 *iv,
cryptlen += ivsize;
}
- if (sg_is_last(assoc)) {
+ if (req->assoclen && sg_is_last(assoc)) {
authenc_ahash_fn = crypto_authenc_ahash;
sg_init_table(asg, 2);
sg_set_page(asg, sg_page(assoc), assoc->length, assoc->offset);
@@ -490,7 +490,7 @@ static int crypto_authenc_iverify(struct aead_request *req, u8 *iv,
cryptlen += ivsize;
}
- if (sg_is_last(assoc)) {
+ if (req->assoclen && sg_is_last(assoc)) {
authenc_ahash_fn = crypto_authenc_ahash;
sg_init_table(asg, 2);
sg_set_page(asg, sg_page(assoc), assoc->length, assoc->offset);