[PATCH 8/8] crypto: hisilicon/hpre - add 'default' for switch statement

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Return error immediately if it goto 'default' path.

Signed-off-by: Hui Tang <tanghui20@xxxxxxxxxx>
---
 drivers/crypto/hisilicon/hpre/hpre_crypto.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/hisilicon/hpre/hpre_crypto.c b/drivers/crypto/hisilicon/hpre/hpre_crypto.c
index fb8e9c0..b4b12dc 100644
--- a/drivers/crypto/hisilicon/hpre/hpre_crypto.c
+++ b/drivers/crypto/hisilicon/hpre/hpre_crypto.c
@@ -617,9 +617,9 @@ static int hpre_is_dh_params_length_valid(unsigned int key_sz)
 	case _HPRE_DH_GRP15:
 	case _HPRE_DH_GRP16:
 		return 0;
+	default:
+		return -EINVAL;
 	}
-
-	return -EINVAL;
 }
 
 static int hpre_dh_set_params(struct hpre_ctx *ctx, struct dh *params)
-- 
2.8.1




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