From: Eric Biggers Date: Mon, 23 Jul 2018 16:57:50 +0000 (-0700) Subject: crypto: skcipher - fix aligning block size in skcipher_copy_iv() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=0567fc9e90b9b1c8dbce8a5468758e6206744d4a;p=linux.git crypto: skcipher - fix aligning block size in skcipher_copy_iv() The ALIGN() macro needs to be passed the alignment, not the alignmask (which is the alignment minus 1). Fixes: b286d8b1a690 ("crypto: skcipher - Add skcipher walk interface") Cc: # v4.10+ Signed-off-by: Eric Biggers Signed-off-by: Herbert Xu --- diff --git a/crypto/skcipher.c b/crypto/skcipher.c index 7d6a49fe3047c..4f6b8dadacebc 100644 --- a/crypto/skcipher.c +++ b/crypto/skcipher.c @@ -398,7 +398,7 @@ 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;