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mmc: sdhci-acpi: Fix IRQ 0

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Zero is a valid IRQ number and is being used on some CHT tablets. Stop
treating it as an error.

Reported-by: Luke Ross <luke@lukeross.name>
Fixes: 1b7ba57ecc ("mmc: sdhci-acpi: Handle return value of platform_get_irq")
Cc: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Adrian Hunter 2018-03-21 11:49:40 +02:00 committed by Ulf Hansson
parent 47b7de2f6c
commit d58ac803cf
1 changed files with 1 additions and 1 deletions
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2
drivers/mmc/host/sdhci-acpi.c
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@ -680,7 +680,7 @@ static int sdhci_acpi_probe(struct platform_device *pdev)
host->hw_name = "ACPI";
host->ops = &sdhci_acpi_ops_dflt;
host->irq = platform_get_irq(pdev, 0);
if (host->irq <= 0) {
if (host->irq < 0) {
err = -EINVAL;
goto err_free;
}