Messages in this thread | | | From | Ulf Hansson <> | Date | Mon, 27 Nov 2017 10:31:59 +0100 | Subject | Re: [PATCH] mmc: usdhi6rol0: Handle return value of platform_get_irq_byname for card detect |
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On 17 November 2017 at 17:35, Arvind Yadav <arvind.yadav.cs@gmail.com> wrote: > platform_get_irq_byname() can fail here and we must check its return value.
NAK.
You need to check the code more carefully. irq_cd is dealt with later below in the same function with proper error handling.
> > Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> > --- > drivers/mmc/host/usdhi6rol0.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/mmc/host/usdhi6rol0.c b/drivers/mmc/host/usdhi6rol0.c > index cdfeb15..5a896de 100644 > --- a/drivers/mmc/host/usdhi6rol0.c > +++ b/drivers/mmc/host/usdhi6rol0.c > @@ -1749,7 +1749,7 @@ static int usdhi6_probe(struct platform_device *pdev) > irq_cd = platform_get_irq_byname(pdev, "card detect"); > irq_sd = platform_get_irq_byname(pdev, "data"); > irq_sdio = platform_get_irq_byname(pdev, "SDIO"); > - if (irq_sd < 0 || irq_sdio < 0) > + if (irq_cd < 0 || irq_sd < 0 || irq_sdio < 0) > return -ENODEV; > > mmc = mmc_alloc_host(sizeof(struct usdhi6_host), dev); > -- > 2.7.4 >
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