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mmc: sunxi-mmc: Handle return value of platform_get_irq

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platform_get_irq() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Arvind Yadav 2017-11-19 10:22:47 +05:30 committed by Ulf Hansson
parent 682798a596
commit 2408a08583
1 changed files with 5 additions and 0 deletions
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5
drivers/mmc/host/sunxi-mmc.c
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@ -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);