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authorWei Yongjun <weiyongjun1@huawei.com>2016-10-17 15:10:06 +0000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-11 12:23:39 +0200
commitde087dd9f5c67674158cd9baa0c64971ae49ebd3 (patch)
treeba76c359b502f37c61c3cf79232cef071c28f338 /crypto
parent064d0c5a9ae6dfc6d7d3e9b943404743e856080b (diff)
crypto: gcm - Fix error return code in crypto_gcm_create_common()
commit 9b40f79c08e81234d759f188b233980d7e81df6c upstream. 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> Signed-off-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/gcm.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/crypto/gcm.c b/crypto/gcm.c
index 0a12c09d7cb2..f1c16589af8b 100644
--- a/crypto/gcm.c
+++ b/crypto/gcm.c
@@ -670,11 +670,11 @@ static int crypto_gcm_create_common(struct crypto_template *tmpl,
ctr = crypto_skcipher_spawn_alg(&ctx->ctr);
/* We only support 16-byte blocks. */
+ err = -EINVAL;
if (ctr->cra_ablkcipher.ivsize != 16)
goto out_put_ctr;
/* Not a stream cipher? */
- err = -EINVAL;
if (ctr->cra_blocksize != 1)
goto out_put_ctr;