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authorWei Yongjun <weiyongjun1@huawei.com>2016-10-17 18:10:06 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2016-10-25 06:08:19 +0300
commit9b40f79c08e81234d759f188b233980d7e81df6c (patch)
tree541f75fab4121999abab73403ee79c1068b9c43e /crypto/gcm.c
parentff4f44de44dbd98feecf8fa76e14353a3993b335 (diff)
downloadlinux-9b40f79c08e81234d759f188b233980d7e81df6c.tar.xz
crypto: gcm - Fix error return code in crypto_gcm_create_common()
Fix to return error code -EINVAL from the invalid alg ivsize error handling case instead of 0, as done elsewhere in this function. Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/gcm.c')
-rw-r--r--crypto/gcm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/gcm.c b/crypto/gcm.c
index f624ac98c94e..39c261d819af 100644
--- a/crypto/gcm.c
+++ b/crypto/gcm.c
@@ -672,11 +672,11 @@ static int crypto_gcm_create_common(struct crypto_template *tmpl,
ctr = crypto_spawn_skcipher_alg(&ctx->ctr);
/* We only support 16-byte blocks. */
+ err = -EINVAL;
if (crypto_skcipher_alg_ivsize(ctr) != 16)
goto out_put_ctr;
/* Not a stream cipher? */
- err = -EINVAL;
if (ctr->base.cra_blocksize != 1)
goto out_put_ctr;