diff options
| author | Eric Biggers <ebiggers@google.com> | 2025-02-19 10:23:28 -0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2025-03-02 15:19:43 +0800 |
| commit | cb25dbb60542c56a68089b57f9edd994a6b5bbf4 (patch) | |
| tree | 3bdcd88a27b94c0e8f5a1156891d9626be291dcf /crypto/skcipher.c | |
| parent | 84b1576355c41a935102da5d62bb28e74be3db45 (diff) | |
crypto: skcipher - use scatterwalk_start_at_pos()
In skcipher_walk_aead_common(), use scatterwalk_start_at_pos() instead
of a sequence of scatterwalk_start(), scatterwalk_copychunks(..., 2),
and scatterwalk_done(). This is simpler and faster.
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/skcipher.c')
| -rw-r--r-- | crypto/skcipher.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/crypto/skcipher.c b/crypto/skcipher.c index cdf0f11c7eaa..59e33f63f845 100644 --- a/crypto/skcipher.c +++ b/crypto/skcipher.c @@ -363,14 +363,8 @@ static int skcipher_walk_aead_common(struct skcipher_walk *walk, if (unlikely(!walk->total)) return 0; - scatterwalk_start(&walk->in, req->src); - scatterwalk_start(&walk->out, req->dst); - - scatterwalk_copychunks(NULL, &walk->in, req->assoclen, 2); - scatterwalk_copychunks(NULL, &walk->out, req->assoclen, 2); - - scatterwalk_done(&walk->in, 0, walk->total); - scatterwalk_done(&walk->out, 0, walk->total); + scatterwalk_start_at_pos(&walk->in, req->src, req->assoclen); + scatterwalk_start_at_pos(&walk->out, req->dst, req->assoclen); /* * Accessing 'alg' directly generates better code than using the |