Message ID | 8fcf045dd4601511186b828d1911ba4659d8f923.1510936216.git.arvind.yadav.cs@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
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 > -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Hi, On Monday 27 November 2017 03:01 PM, Ulf Hansson wrote: > 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. Yes, your are right. Sorry for noise. >> 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 >> ~arvind -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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);
platform_get_irq_byname() can fail here and we must check its return value. Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- drivers/mmc/host/usdhi6rol0.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)