4.17-stable review patch. If anyone has any objections, please let me know.
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From: Eric Biggers ebiggers@google.com
commit 0567fc9e90b9b1c8dbce8a5468758e6206744d4a upstream.
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: stable@vger.kernel.org # v4.10+ Signed-off-by: Eric Biggers ebiggers@google.com Signed-off-by: Herbert Xu herbert@gondor.apana.org.au Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- crypto/skcipher.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/crypto/skcipher.c +++ b/crypto/skcipher.c @@ -399,7 +399,7 @@ static int skcipher_copy_iv(struct skcip 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;