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Message-Id: <8fcf045dd4601511186b828d1911ba4659d8f923.1510936216.git.arvind.yadav.cs@gmail.com> Date: Fri, 17 Nov 2017 22:05:07 +0530 From: Arvind Yadav <arvind.yadav.cs@...il.com> To: ulf.hansson@...aro.org, wsa+renesas@...g-engineering.com Cc: linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org Subject: [PATCH] mmc: usdhi6rol0: Handle return value of platform_get_irq_byname for card detect platform_get_irq_byname() can fail here and we must check its return value. Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com> --- 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
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