On 19 November 2017 at 05:52, Arvind Yadav <arvind.yadav.cs@xxxxxxxxx> wrote:
> platform_get_irq() can fail here and we must check its return value.
>
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
Thanks, applied for next!
Kind regards
Uffe
> ---
> changes in v2 :
> Add failure case '<= 0' instead of '< 0'. IRQ0 is not valid.
> changes in v3 :
> return -EINVAL instead of host->irq.
>
> drivers/mmc/host/sdhci-spear.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/mmc/host/sdhci-spear.c b/drivers/mmc/host/sdhci-spear.c
> index 8c0f884..e04485e 100644
> --- 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);
> --
> 2.7.4
>
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