From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965684AbdKQQfZ (ORCPT ); Fri, 17 Nov 2017 11:35:25 -0500 Received: from mail-pg0-f66.google.com ([74.125.83.66]:43153 "EHLO mail-pg0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751100AbdKQQfQ (ORCPT ); Fri, 17 Nov 2017 11:35:16 -0500 X-Google-Smtp-Source: AGs4zMbMdTmaDqleVy9ONKarElpiVBJ3wBn5Fnd6L0zPcvzIGvCN6f5IdTCWd26nHIVSN6SHkf2xFQ== From: Arvind Yadav To: ulf.hansson@linaro.org, wsa+renesas@sang-engineering.com Cc: linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org Subject: [PATCH] mmc: usdhi6rol0: Handle return value of platform_get_irq_byname for card detect Date: Fri, 17 Nov 2017 22:05:07 +0530 Message-Id: <8fcf045dd4601511186b828d1911ba4659d8f923.1510936216.git.arvind.yadav.cs@gmail.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org platform_get_irq_byname() can fail here and we must check its return value. Signed-off-by: Arvind Yadav --- drivers/mmc/host/usdhi6rol0.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mmc/host/usdhi6rol0.c b/drivers/mmc/host/usdhi6rol0.c index cdfeb15..5a896de 100644 --- a/drivers/mmc/host/usdhi6rol0.c +++ b/drivers/mmc/host/usdhi6rol0.c @@ -1749,7 +1749,7 @@ static int usdhi6_probe(struct platform_device *pdev) irq_cd = platform_get_irq_byname(pdev, "card detect"); irq_sd = platform_get_irq_byname(pdev, "data"); irq_sdio = platform_get_irq_byname(pdev, "SDIO"); - if (irq_sd < 0 || irq_sdio < 0) + if (irq_cd < 0 || irq_sd < 0 || irq_sdio < 0) return -ENODEV; mmc = mmc_alloc_host(sizeof(struct usdhi6_host), dev); -- 2.7.4