The CCM driver forces 32-bit alignment even if the underlying ciphers don't care about alignment. This is because crypto_xor() used to require this, but since this is no longer the case, drop the hardcoded minimum of 32 bits. Signed-off-by: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx> --- crypto/ccm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/crypto/ccm.c b/crypto/ccm.c index 24c26ab052ca..442848807a52 100644 --- a/crypto/ccm.c +++ b/crypto/ccm.c @@ -525,8 +525,7 @@ static int crypto_ccm_create_common(struct crypto_template *tmpl, ctr->base.cra_priority) / 2; inst->alg.base.cra_blocksize = 1; inst->alg.base.cra_alignmask = mac->base.cra_alignmask | - ctr->base.cra_alignmask | - (__alignof__(u32) - 1); + ctr->base.cra_alignmask; inst->alg.ivsize = 16; inst->alg.chunksize = crypto_skcipher_alg_chunksize(ctr); inst->alg.maxauthsize = 16; -- 2.7.4
