Commit 838c9d56 authored by Herbert Xu's avatar Herbert Xu

crypto: echainiv - Copy AD along with plain text

As the AD does not necessarily exist in the destination buffer
it must be copied along with the plain text.
Signed-off-by: default avatarHerbert Xu <>
parent 6350449f
......@@ -228,19 +228,13 @@ static int echainiv_encrypt(struct aead_request *req)
info = req->iv;
if (req->src != req->dst) {
struct scatterlist src[2];
struct scatterlist dst[2];
struct blkcipher_desc desc = {
.tfm = ctx->null,
err = crypto_blkcipher_encrypt(
scatterwalk_ffwd(dst, req->dst,
req->assoclen + ivsize),
scatterwalk_ffwd(src, req->src,
req->assoclen + ivsize),
req->cryptlen - ivsize);
&desc, req->dst, req->src,
req->assoclen + req->cryptlen);
if (err)
return err;
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