From: Colin Ian King <colin.king@canonical.com>
Date: Wed, 15 Apr 2020 23:03:58 +0000 (+0100)
Subject: crypto: algif_rng - remove redundant assignment to variable err
X-Git-Tag: v5.10.7~2354^2~96
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=63e05f3275172283fd0020dba678ef8eca869ef7;p=platform%2Fkernel%2Flinux-rpi.git

crypto: algif_rng - remove redundant assignment to variable err

The variable err is being initialized with a value that is never read
and it is being updated later with a new value.  The initialization is
redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/crypto/algif_rng.c b/crypto/algif_rng.c
index 22df379..087c0ad 100644
--- a/crypto/algif_rng.c
+++ b/crypto/algif_rng.c
@@ -61,7 +61,7 @@ static int rng_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
 	struct sock *sk = sock->sk;
 	struct alg_sock *ask = alg_sk(sk);
 	struct rng_ctx *ctx = ask->private;
-	int err = -EFAULT;
+	int err;
 	int genlen = 0;
 	u8 result[MAXSIZE];