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crypto: adiantum - Use memcpy_{to,from}_sglist()

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Call the newer, easier-to-read functions memcpy_to_sglist() and
memcpy_from_sglist() directly instead of calling
scatterwalk_map_and_copy().  No change in behavior.

Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Link: https://lore.kernel.org/r/20251211011846.8179-9-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@kernel.org>
This commit is contained in:
Eric Biggers 2025-12-10 17:18:40 -08:00
parent cd912b3452
commit 73c203fe55
1 changed files with 4 additions and 4 deletions
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8
crypto/adiantum.c
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@ -427,8 +427,8 @@ static int adiantum_finish(struct skcipher_request *req)
/* Slow path that works for any destination scatterlist */
adiantum_hash_message(req, dst, &digest);
le128_sub(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &digest);
scatterwalk_map_and_copy(&rctx->rbuf.bignum, dst,
bulk_len, sizeof(le128), 1);
memcpy_to_sglist(dst, bulk_len, &rctx->rbuf.bignum,
sizeof(le128));
}
return 0;
}
@ -477,8 +477,8 @@ static int adiantum_crypt(struct skcipher_request *req, bool enc)
} else {
/* Slow path that works for any source scatterlist */
adiantum_hash_message(req, src, &digest);
scatterwalk_map_and_copy(&rctx->rbuf.bignum, src,
bulk_len, sizeof(le128), 0);
memcpy_from_sglist(&rctx->rbuf.bignum, src, bulk_len,
sizeof(le128));
}
le128_add(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &rctx->header_hash);
le128_add(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &digest);