From patchwork Tue Nov 17 06:13:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 324806 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=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, 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 3DF91C6379D for ; Tue, 17 Nov 2020 06:15:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0645C246B0 for ; Tue, 17 Nov 2020 06:15:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726391AbgKQGPb (ORCPT ); Tue, 17 Nov 2020 01:15:31 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:8101 "EHLO szxga05-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725355AbgKQGP3 (ORCPT ); Tue, 17 Nov 2020 01:15:29 -0500 Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4CZwf14qq2zLmrg; Tue, 17 Nov 2020 14:15:05 +0800 (CST) Received: from huawei.com (10.175.103.91) by DGGEMS412-HUB.china.huawei.com (10.3.19.212) with Microsoft SMTP Server id 14.3.487.0; Tue, 17 Nov 2020 14:15:16 +0800 From: Yang Yingliang To: , CC: , Subject: [PATCH] video: fbdev: atmel_lcdfb: fixe return error code in atmel_lcdfb_of_init() Date: Tue, 17 Nov 2020 14:13:50 +0800 Message-ID: <20201117061350.3453742-1-yangyingliang@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org If devm_kzalloc() failed after first time, atmel_lcdfb_of_init() cann't return -ENOMEM, fix this by putting the error code in loop. Fixes: b985172b328a ("video: atmel_lcdfb: add device tree suport") Reported-by: Hulk Robot Signed-off-by: Yang Yingliang --- drivers/video/fbdev/atmel_lcdfb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c index 8c1d47e52b1a..355b6120dc4f 100644 --- a/drivers/video/fbdev/atmel_lcdfb.c +++ b/drivers/video/fbdev/atmel_lcdfb.c @@ -987,8 +987,8 @@ static int atmel_lcdfb_of_init(struct atmel_lcdfb_info *sinfo) } INIT_LIST_HEAD(&pdata->pwr_gpios); - ret = -ENOMEM; for (i = 0; i < gpiod_count(dev, "atmel,power-control"); i++) { + ret = -ENOMEM; gpiod = devm_gpiod_get_index(dev, "atmel,power-control", i, GPIOD_ASIS); if (IS_ERR(gpiod))