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mmc: sdhci-spear: 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>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Arvind Yadav 2017-11-19 10:22:46 +05:30 committed by Ulf Hansson
parent 1b7ba57ecc
commit 682798a596
1 changed files with 4 additions and 0 deletions
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4
drivers/mmc/host/sdhci-spear.c
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@ -82,6 +82,10 @@ static int sdhci_probe(struct platform_device *pdev)
host->hw_name = "sdhci";
host->ops = &sdhci_pltfm_ops;
host->irq = platform_get_irq(pdev, 0);
if (host->irq <= 0) {
ret = -EINVAL;
goto err_host;
}
host->quirks = SDHCI_QUIRK_BROKEN_ADMA;
sdhci = sdhci_priv(host);