From mboxrd@z Thu Jan 1 00:00:00 1970 From: arvind.yadav.cs@gmail.com (Arvind Yadav) Date: Sat, 18 Nov 2017 01:58:22 +0530 Subject: [PATCH 6/6] mmc: sunxi-mmc: Handle return value of platform_get_irq In-Reply-To: <1510950502-22565-1-git-send-email-arvind.yadav.cs@gmail.com> References: <1510950502-22565-1-git-send-email-arvind.yadav.cs@gmail.com> Message-ID: <1510950502-22565-7-git-send-email-arvind.yadav.cs@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org platform_get_irq() can fail here and we must check its return value. Signed-off-by: Arvind Yadav --- drivers/mmc/host/sunxi-mmc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c index cc98355d..ec2a16b 100644 --- a/drivers/mmc/host/sunxi-mmc.c +++ b/drivers/mmc/host/sunxi-mmc.c @@ -1255,6 +1255,11 @@ static int sunxi_mmc_resource_request(struct sunxi_mmc_host *host, goto error_assert_reset; host->irq = platform_get_irq(pdev, 0); + if (host->irq < 0) { + ret = host->irq; + goto error_assert_reset; + } + return devm_request_threaded_irq(&pdev->dev, host->irq, sunxi_mmc_irq, sunxi_mmc_handle_manual_stop, 0, "sunxi-mmc", host); -- 2.7.4