From patchwork Mon Dec 28 12:42:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 354960 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 403C6C433E6 for ; Mon, 28 Dec 2020 14:06:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0D8DC207B2 for ; Mon, 28 Dec 2020 14:06:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437719AbgL1OGh (ORCPT ); Mon, 28 Dec 2020 09:06:37 -0500 Received: from mail.kernel.org ([198.145.29.99]:39074 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2437649AbgL1OFh (ORCPT ); Mon, 28 Dec 2020 09:05:37 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6F51D207AB; Mon, 28 Dec 2020 14:05:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1609164322; bh=wWXkFPlWy7IwQULWKRuo8ocxxowLRZN1TaKm+TUe2TM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yEgkRbxna2xdgIaUf/9XpeXiUaKmXr7kP8r36vv/a+hzdg6fr8TjvQJ/s9qKFKna1 YiV0rNszVd9xgh1m0YFLIR8A/mTd8gj3YX7Tx4Iy7nidPJOk3kQvB3Fdzv/WNct37E 3F90fZVkKteL/G617t8bs6RicNmg2inPdznrFCJQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hulk Robot , Yang Yingliang , Thomas Zimmermann , Sasha Levin Subject: [PATCH 5.10 138/717] video: fbdev: atmel_lcdfb: fix return error code in atmel_lcdfb_of_init() Date: Mon, 28 Dec 2020 13:42:16 +0100 Message-Id: <20201228125027.566652440@linuxfoundation.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201228125020.963311703@linuxfoundation.org> References: <20201228125020.963311703@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Yang Yingliang [ Upstream commit ba236455ee750270f33998df57f982433cea4d8e ] If devm_kzalloc() failed after the first time, atmel_lcdfb_of_init() can'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 Signed-off-by: Thomas Zimmermann Link: https://patchwork.freedesktop.org/patch/msgid/20201117061350.3453742-1-yangyingliang@huawei.com Signed-off-by: Sasha Levin --- 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 8c1d47e52b1a6..355b6120dc4f0 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))