From patchwork Wed Jun 24 06:35:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tiezhu Yang X-Patchwork-Id: 11622359 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 1FF5C14F6 for ; Wed, 24 Jun 2020 06:36:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1129F20C09 for ; Wed, 24 Jun 2020 06:36:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389241AbgFXGgH (ORCPT ); Wed, 24 Jun 2020 02:36:07 -0400 Received: from mail.loongson.cn ([114.242.206.163]:45764 "EHLO loongson.cn" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2389152AbgFXGfm (ORCPT ); Wed, 24 Jun 2020 02:35:42 -0400 Received: from linux.localdomain (unknown [113.200.148.30]) by mail.loongson.cn (Coremail) with SMTP id AQAAf9Dx39809PJeSB9JAA--.620S3; Wed, 24 Jun 2020 14:35:34 +0800 (CST) From: Tiezhu Yang To: Thomas Gleixner , Jason Cooper , Marc Zyngier , Rob Herring Cc: Huacai Chen , Jiaxun Yang , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-mips@vger.kernel.org, Xuefeng Li Subject: [PATCH v2 1/7] irqchip/loongson-htpic: Remove redundant kfree operation Date: Wed, 24 Jun 2020 14:35:25 +0800 Message-Id: <1592980531-2121-2-git-send-email-yangtiezhu@loongson.cn> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1592980531-2121-1-git-send-email-yangtiezhu@loongson.cn> References: <1592980531-2121-1-git-send-email-yangtiezhu@loongson.cn> X-CM-TRANSID: AQAAf9Dx39809PJeSB9JAA--.620S3 X-Coremail-Antispam: 1UD129KBjvdXoWrtr15XrW5ZrW3AF15Kr4xtFb_yoW3twb_Cr WIqr9rJFW0gr1rC3y7ur47ZrySkw4kWF1kuF4aya4ft347tw1rAry7Ar4fJF47Wa1SkFn8 WFW7ZrykAw1xGjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbPkFF20E14v26ryj6rWUM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28IrcIa0xkI8VA2jI8067AKxVWUGwA2048vs2IY02 0Ec7CjxVAFwI0_JFI_Gr1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28EF7xv wVC0I7IYx2IY67AKxVW7JVWDJwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8Jr0_Cr1UM2 8EF7xvwVC2z280aVAFwI0_Cr1j6rxdM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq3wAS 0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7IYx2 IY67AKxVWUGVWUXwAv7VC2z280aVAFwI0_Gr0_Cr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0 Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02628vn2kIc2 xKxwCY1x0262kKe7AKxVWUtVW8ZwCY02Avz4vE14v_GF1l42xK82IYc2Ij64vIr41l4I8I 3I0E4IkC6x0Yz7v_Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxV WUGVWUWwC2zVAF1VAY17CE14v26r1q6r43MIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAF wI0_Gr0_Xr1lIxAIcVC0I7IYx2IY6xkF7I0E14v26r4UJVWxJr1lIxAIcVCF04k26cxKx2 IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26F4j6r4UJwCI42IY6I8E87Iv6xkF7I0E14v2 6F4UJVW0obIYCTnIWIevJa73UjIFyTuYvjfU1q2MUUUUU X-CM-SenderInfo: p1dqw3xlh2x3gn0dqz5rrqw2lrqou0/ Sender: linux-mips-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org In the function htpic_of_init(), when kzalloc htpic fails, it should return -ENOMEM directly, no need to execute "goto" to kfree. Signed-off-by: Tiezhu Yang --- drivers/irqchip/irq-loongson-htpic.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/irqchip/irq-loongson-htpic.c b/drivers/irqchip/irq-loongson-htpic.c index dd018c2..63f7280 100644 --- a/drivers/irqchip/irq-loongson-htpic.c +++ b/drivers/irqchip/irq-loongson-htpic.c @@ -93,10 +93,8 @@ int __init htpic_of_init(struct device_node *node, struct device_node *parent) } htpic = kzalloc(sizeof(*htpic), GFP_KERNEL); - if (!htpic) { - err = -ENOMEM; - goto out_free; - } + if (!htpic) + return -ENOMEM; htpic->base = of_iomap(node, 0); if (!htpic->base) {