diff options
| -rw-r--r-- | crypto/authencesn.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/crypto/authencesn.c b/crypto/authencesn.c index c0a01d738d9b..af3d584e584f 100644 --- a/crypto/authencesn.c +++ b/crypto/authencesn.c @@ -228,9 +228,11 @@ static int crypto_authenc_esn_decrypt_tail(struct aead_request *req, decrypt: - if (src != dst) - src = scatterwalk_ffwd(areq_ctx->src, src, assoclen); dst = scatterwalk_ffwd(areq_ctx->dst, dst, assoclen); + if (req->src == req->dst) + src = dst; + else + src = scatterwalk_ffwd(areq_ctx->src, src, assoclen); skcipher_request_set_tfm(skreq, ctx->enc); skcipher_request_set_callback(skreq, flags, |