From patchwork Wed Feb 3 06:03:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: samirweng1979 X-Patchwork-Id: 12063459 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 95160C433DB for ; Wed, 3 Feb 2021 06:21:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 335C664DF4 for ; Wed, 3 Feb 2021 06:21:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229995AbhBCGV1 (ORCPT ); Wed, 3 Feb 2021 01:21:27 -0500 Received: from m12-12.163.com ([220.181.12.12]:57036 "EHLO m12-12.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229605AbhBCGV0 (ORCPT ); Wed, 3 Feb 2021 01:21:26 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id; bh=3HDPhqmHgPvzBuo5bl I2uMvrIMia8BZyw9nwfQ+vqKI=; b=AZfLJBqPzBheUnjDXrxqNM4FE+WXMURkdC f/L4DL1PMLW+qgWyb8VaoeQFb3lgTHK8NGcgr6DlfZVuqdFCxnSqAK8y6EtGh9Ez d6/888OzeuviJzYk+evUpMgpT4AwSM8tvizV39Ma/pjmNzvv3yblYsiHWnFx2mUT Ru53embXs= Received: from wengjianfeng.ccdomain.com (unknown [119.137.55.230]) by smtp8 (Coremail) with SMTP id DMCowAA3Z8+RPBpgAtH1Ow--.718S2; Wed, 03 Feb 2021 14:02:58 +0800 (CST) From: samirweng1979 To: kvalo@codeaurora.org, davem@davemloft.net, kuba@kernel.org Cc: linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, wengjianfeng Subject: [PATCH] wl1251: cmd: remove redundant assignment Date: Wed, 3 Feb 2021 14:03:06 +0800 Message-Id: <20210203060306.2832-1-samirweng1979@163.com> X-Mailer: git-send-email 2.15.0.windows.1 X-CM-TRANSID: DMCowAA3Z8+RPBpgAtH1Ow--.718S2 X-Coremail-Antispam: 1Uf129KBjvJXoWxJF45uw15ArW5AFW8tF1DKFg_yoW5Jw13pF 93u347tr98tr1UXrWrZw4kZa9ag3W8JrW7GrWDu34qqF1ayr4FkrZ0gFy09F98ua9YyrW3 tFZ0gF4rWF1DCFUanT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x07jNUUUUUUUU= X-Originating-IP: [119.137.55.230] X-CM-SenderInfo: pvdpx25zhqwiqzxzqiywtou0bp/1tbiERIusV7+2suhNQAAs5 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: wengjianfeng -ENOMEM has been used as a return value,it is not necessary to assign it, and if kzalloc fail,not need free it,so just return -ENOMEM when kzalloc fail. Signed-off-by: wengjianfeng --- drivers/net/wireless/ti/wl1251/cmd.c | 36 ++++++++++++------------------------ 1 file changed, 12 insertions(+), 24 deletions(-) diff --git a/drivers/net/wireless/ti/wl1251/cmd.c b/drivers/net/wireless/ti/wl1251/cmd.c index e1095b8..498c8db 100644 --- a/drivers/net/wireless/ti/wl1251/cmd.c +++ b/drivers/net/wireless/ti/wl1251/cmd.c @@ -175,10 +175,8 @@ int wl1251_cmd_vbm(struct wl1251 *wl, u8 identity, wl1251_debug(DEBUG_CMD, "cmd vbm"); vbm = kzalloc(sizeof(*vbm), GFP_KERNEL); - if (!vbm) { - ret = -ENOMEM; - goto out; - } + if (!vbm) + return -ENOMEM; /* Count and period will be filled by the target */ vbm->tim.bitmap_ctrl = bitmap_control; @@ -213,10 +211,8 @@ int wl1251_cmd_data_path_rx(struct wl1251 *wl, u8 channel, bool enable) wl1251_debug(DEBUG_CMD, "cmd data path"); cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); - if (!cmd) { - ret = -ENOMEM; - goto out; - } + if (!cmd) + return -ENOMEM; cmd->channel = channel; @@ -279,10 +275,8 @@ int wl1251_cmd_join(struct wl1251 *wl, u8 bss_type, u8 channel, u8 *bssid; join = kzalloc(sizeof(*join), GFP_KERNEL); - if (!join) { - ret = -ENOMEM; - goto out; - } + if (!join) + return -ENOMEM; wl1251_debug(DEBUG_CMD, "cmd join%s ch %d %d/%d", bss_type == BSS_TYPE_IBSS ? " ibss" : "", @@ -324,10 +318,8 @@ int wl1251_cmd_ps_mode(struct wl1251 *wl, u8 ps_mode) wl1251_debug(DEBUG_CMD, "cmd set ps mode"); ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL); - if (!ps_params) { - ret = -ENOMEM; - goto out; - } + if (!ps_params) + return -ENOMEM; ps_params->ps_mode = ps_mode; ps_params->send_null_data = 1; @@ -356,10 +348,8 @@ int wl1251_cmd_read_memory(struct wl1251 *wl, u32 addr, void *answer, wl1251_debug(DEBUG_CMD, "cmd read memory"); cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); - if (!cmd) { - ret = -ENOMEM; - goto out; - } + if (!cmd) + return -ENOMEM; WARN_ON(len > MAX_READ_SIZE); len = min_t(size_t, len, MAX_READ_SIZE); @@ -401,10 +391,8 @@ int wl1251_cmd_template_set(struct wl1251 *wl, u16 cmd_id, cmd_len = ALIGN(sizeof(*cmd) + buf_len, 4); cmd = kzalloc(cmd_len, GFP_KERNEL); - if (!cmd) { - ret = -ENOMEM; - goto out; - } + if (!cmd) + return -ENOMEM; cmd->size = cpu_to_le16(buf_len);