From patchwork Wed Apr 15 23:03:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 11492109 X-Patchwork-Delegate: herbert@gondor.apana.org.au Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E813981 for ; Wed, 15 Apr 2020 23:04:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D05702078A for ; Wed, 15 Apr 2020 23:04:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387864AbgDOXEE (ORCPT ); Wed, 15 Apr 2020 19:04:04 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:53326 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729285AbgDOXED (ORCPT ); Wed, 15 Apr 2020 19:04:03 -0400 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.86_2) (envelope-from ) id 1jOr4Z-0004WB-2w; Wed, 15 Apr 2020 23:03:59 +0000 From: Colin King To: Herbert Xu , "David S . Miller" , linux-crypto@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] crypto: algif_rng: remove redundant assignment to variable err Date: Thu, 16 Apr 2020 00:03:58 +0100 Message-Id: <20200415230358.1566912-1-colin.king@canonical.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org From: Colin Ian King 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 --- crypto/algif_rng.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/crypto/algif_rng.c b/crypto/algif_rng.c index 22df3799a17b..087c0ad09d38 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];