Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
crypto: adiantum - Use memcpy_{to,from}_sglist()
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>
+4
-4
+4
-4
crypto/adiantum.c
+4
-4
crypto/adiantum.c
···
427
427
/* Slow path that works for any destination scatterlist */
428
428
adiantum_hash_message(req, dst, &digest);
429
429
le128_sub(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &digest);
430
-
scatterwalk_map_and_copy(&rctx->rbuf.bignum, dst,
431
-
bulk_len, sizeof(le128), 1);
430
+
memcpy_to_sglist(dst, bulk_len, &rctx->rbuf.bignum,
431
+
sizeof(le128));
432
432
}
433
433
return 0;
434
434
}
···
477
477
} else {
478
478
/* Slow path that works for any source scatterlist */
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479
adiantum_hash_message(req, src, &digest);
480
-
scatterwalk_map_and_copy(&rctx->rbuf.bignum, src,
481
-
bulk_len, sizeof(le128), 0);
480
+
memcpy_from_sglist(&rctx->rbuf.bignum, src, bulk_len,
481
+
sizeof(le128));
482
482
}
483
483
le128_add(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &rctx->header_hash);
484
484
le128_add(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &digest);