From: Arvind Yadav Date: Sun, 19 Nov 2017 04:52:47 +0000 (+0530) Subject: mmc: sunxi-mmc: Handle return value of platform_get_irq X-Git-Tag: v4.19~1768^2~52 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2408a08583d2711f43716b79cb879df66ad407dc;p=platform%2Fkernel%2Flinux-rpi.git 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 --- 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);