* [PATCH -next] crypto: gcm - Fix error return code in crypto_gcm_create_common()
@ 2016-10-17 15:10 Wei Yongjun
2016-10-25 3:39 ` Herbert Xu
0 siblings, 1 reply; 2+ messages in thread
From: Wei Yongjun @ 2016-10-17 15:10 UTC (permalink / raw)
To: Herbert Xu; +Cc: Wei Yongjun, linux-crypto
From: Wei Yongjun <weiyongjun1@huawei.com>
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>
---
crypto/gcm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/crypto/gcm.c b/crypto/gcm.c
index f624ac9..39c261d 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;
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