Commit d5cceea6 authored by Eric Biggers's avatar Eric Biggers Committed by Greg Kroah-Hartman

crypto: skcipher - fix aligning block size in skcipher_copy_iv()

commit 0567fc9e upstream.

The ALIGN() macro needs to be passed the alignment, not the alignmask
(which is the alignment minus 1).

Fixes: b286d8b1 ("crypto: skcipher - Add skcipher walk interface")
Cc: <stable@vger.kernel.org> # v4.10+
Signed-off-by: 's avatarEric Biggers <ebiggers@google.com>
Signed-off-by: 's avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: 's avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e990be06
......@@ -399,7 +399,7 @@ static int skcipher_copy_iv(struct skcipher_walk *walk)
unsigned size;
u8 *iv;
aligned_bs = ALIGN(bs, alignmask);
aligned_bs = ALIGN(bs, alignmask + 1);
/* Minimum size to align buffer by alignmask. */
size = alignmask & ~a;
......
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