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mmc: sdhci-spear: Handle return value of platform_get_irq
author
Arvind Yadav
<arvind.yadav.cs@gmail.com>
Sun, 19 Nov 2017 04:52:46 +0000
(10:22 +0530)
committer
Ulf Hansson
<ulf.hansson@linaro.org>
Fri, 15 Dec 2017 08:13:16 +0000
(09:13 +0100)
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>
drivers/mmc/host/sdhci-spear.c
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diff --git
a/drivers/mmc/host/sdhci-spear.c
b/drivers/mmc/host/sdhci-spear.c
index
8c0f884
..
1451152
100644
(file)
--- a/
drivers/mmc/host/sdhci-spear.c
+++ b/
drivers/mmc/host/sdhci-spear.c
@@
-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);