[PATCH 4/6 v3] mmc: sdhci-spear: Handle return value of platform_get_irq

[Viresh Kumar]

On 19-11-17, 10:22, Arvind Yadav wrote:
> platform_get_irq() can fail here and we must check its return value.
> 
> Signed-off-by: Arvind Yadav <arvind.yadav.cs at gmail.com>
> ---
> 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);

Hope this is the last one to Ack :)

Acked-by: Viresh Kumar <viresh.kumar at linaro.org>

-- 
viresh