From patchwork Fri Dec 26 11:41:40 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Pargmann X-Patchwork-Id: 4225 Return-Path: Received-SPF: None (no SPF record) identity=mailfrom; client-ip=92.198.50.35; helo=metis.ext.pengutronix.de; envelope-from=mpa@pengutronix.de; receiver=b.a.t.m.a.n@lists.open-mesh.org Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [92.198.50.35]) by open-mesh.org (Postfix) with ESMTPS id 3698260146C for ; Fri, 26 Dec 2014 12:45:31 +0100 (CET) Received: from dude.hi.pengutronix.de ([2001:67c:670:100:1d::7]) by metis.ext.pengutronix.de with esmtp (Exim 4.72) (envelope-from ) id 1Y4TKE-0001iK-90; Fri, 26 Dec 2014 12:44:58 +0100 Received: from mpa by dude.hi.pengutronix.de with local (Exim 4.84) (envelope-from ) id 1Y4TK9-00063g-5m; Fri, 26 Dec 2014 12:44:53 +0100 From: Markus Pargmann To: Marek Lindner , Simon Wunderlich , Antonio Quartulli Date: Fri, 26 Dec 2014 12:41:40 +0100 Message-Id: <1419594103-10928-24-git-send-email-mpa@pengutronix.de> X-Mailer: git-send-email 2.1.3 In-Reply-To: <1419594103-10928-1-git-send-email-mpa@pengutronix.de> References: <1419594103-10928-1-git-send-email-mpa@pengutronix.de> X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::7 X-SA-Exim-Mail-From: mpa@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: b.a.t.m.a.n@lists.open-mesh.org Cc: b.a.t.m.a.n@lists.open-mesh.org, Sven Eckelmann Subject: [B.A.T.M.A.N.] [PATCH v2 23/26] batman-adv: Remove unnecessary ret variable X-BeenThere: b.a.t.m.a.n@lists.open-mesh.org X-Mailman-Version: 2.1.15 Precedence: list Reply-To: The list for a Better Approach To Mobile Ad-hoc Networking List-Id: The list for a Better Approach To Mobile Ad-hoc Networking List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 26 Dec 2014 11:45:31 -0000 We can avoid this indirect return variable by directly returning the error values. Signed-off-by: Markus Pargmann --- main.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/main.c b/main.c index d5c79ae1db6f..2e2ad071a085 100644 --- a/main.c +++ b/main.c @@ -532,14 +532,12 @@ static struct batadv_algo_ops *batadv_algo_get(char *name) int batadv_algo_register(struct batadv_algo_ops *bat_algo_ops) { struct batadv_algo_ops *bat_algo_ops_tmp; - int ret; bat_algo_ops_tmp = batadv_algo_get(bat_algo_ops->name); if (bat_algo_ops_tmp) { pr_info("Trying to register already registered routing algorithm: %s\n", bat_algo_ops->name); - ret = -EEXIST; - goto out; + return -EEXIST; } /* all algorithms must implement all ops (for now) */ @@ -553,16 +551,13 @@ int batadv_algo_register(struct batadv_algo_ops *bat_algo_ops) !bat_algo_ops->bat_neigh_is_equiv_or_better) { pr_info("Routing algo '%s' does not implement required ops\n", bat_algo_ops->name); - ret = -EINVAL; - goto out; + return -EINVAL; } INIT_HLIST_NODE(&bat_algo_ops->list); hlist_add_head(&bat_algo_ops->list, &batadv_algo_list); - ret = 0; -out: - return ret; + return 0; } int batadv_algo_select(struct batadv_priv *bat_priv, char *name)