diff options
| author | Eric Biggers <ebiggers@google.com> | 2025-05-05 12:10:41 -0700 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2025-05-12 13:32:53 +0800 |
| commit | d8aeec147affcb6cb65060ed5fe095a2d0fe8a20 (patch) | |
| tree | a84c81e2c5459131e6c023c566a4b6f5b95966d4 /crypto/seqiv.c | |
| parent | 4e39d0712ec40079c45703b43806bb05b2cfa9b0 (diff) | |
crypto: geniv - use memcpy_sglist() instead of null skcipher
For copying data between two scatterlists, just use memcpy_sglist()
instead of the so-called "null skcipher". This is much simpler.
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/seqiv.c')
| -rw-r--r-- | crypto/seqiv.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/crypto/seqiv.c b/crypto/seqiv.c index a17ef5184398..2bae99e33526 100644 --- a/crypto/seqiv.c +++ b/crypto/seqiv.c @@ -64,20 +64,9 @@ static int seqiv_aead_encrypt(struct aead_request *req) data = req->base.data; info = req->iv; - if (req->src != req->dst) { - SYNC_SKCIPHER_REQUEST_ON_STACK(nreq, ctx->sknull); - - skcipher_request_set_sync_tfm(nreq, ctx->sknull); - skcipher_request_set_callback(nreq, req->base.flags, - NULL, NULL); - skcipher_request_set_crypt(nreq, req->src, req->dst, - req->assoclen + req->cryptlen, - NULL); - - err = crypto_skcipher_encrypt(nreq); - if (err) - return err; - } + if (req->src != req->dst) + memcpy_sglist(req->dst, req->src, + req->assoclen + req->cryptlen); if (unlikely(!IS_ALIGNED((unsigned long)info, crypto_aead_alignmask(geniv) + 1))) { |