From 2408a08583d2711f43716b79cb879df66ad407dc Mon Sep 17 00:00:00 2001 From: Arvind Yadav Date: Sun, 19 Nov 2017 10:22:47 +0530 Subject: [PATCH] mmc: sunxi-mmc: Handle return value of platform_get_irq platform_get_irq() can fail here and we must check its return value. Signed-off-by: Arvind Yadav Signed-off-by: Ulf Hansson --- 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 8fef5c17696e..bad612d6f879 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 = -EINVAL; + 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); -- 2.11.0