diff mbox

mmc: sdhci: host: fix odd_ptr_err.cocci warnings

Message ID 20150121111944.GA229257@athens (mailing list archive)
State New, archived
Headers show

Commit Message

Fengguang Wu Jan. 21, 2015, 11:19 a.m. UTC
drivers/mmc/host/sdhci_f_sdh30.c:143:5-11: inconsistent IS_ERR and PTR_ERR, PTR_ERR on line 144

 PTR_ERR should access the value just tested by IS_ERR

Semantic patch information:
 There can be false positives in the patch case, where it is the call
 IS_ERR that is wrong.

Generated by: scripts/coccinelle/tests/odd_ptr_err.cocci

CC: Vincent Yang <vincent.yang.fujitsu@gmail.com>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
---

 sdhci_f_sdh30.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--
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

Comments

Ulf Hansson Jan. 21, 2015, 11:37 a.m. UTC | #1
On 21 January 2015 at 12:19, kbuild test robot <fengguang.wu@intel.com> wrote:
> drivers/mmc/host/sdhci_f_sdh30.c:143:5-11: inconsistent IS_ERR and PTR_ERR, PTR_ERR on line 144
>
>  PTR_ERR should access the value just tested by IS_ERR
>
> Semantic patch information:
>  There can be false positives in the patch case, where it is the call
>  IS_ERR that is wrong.
>
> Generated by: scripts/coccinelle/tests/odd_ptr_err.cocci

Cool script. :-)

>
> CC: Vincent Yang <vincent.yang.fujitsu@gmail.com>
> Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>

Thanks! Applied for next.

Kind regards
Uffe

> ---
>
>  sdhci_f_sdh30.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> --- a/drivers/mmc/host/sdhci_f_sdh30.c
> +++ b/drivers/mmc/host/sdhci_f_sdh30.c
> @@ -141,7 +141,7 @@ static int sdhci_f_sdh30_probe(struct pl
>         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>         host->ioaddr = devm_ioremap_resource(&pdev->dev, res);
>         if (IS_ERR(host->ioaddr)) {
> -               ret = PTR_ERR(host);
> +               ret = PTR_ERR(host->ioaddr);
>                 goto err;
>         }
>
> --
> 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
--
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
Vincent Yang Jan. 21, 2015, 11:45 a.m. UTC | #2
2015-01-21 19:37 GMT+08:00 Ulf Hansson <ulf.hansson@linaro.org>:
> On 21 January 2015 at 12:19, kbuild test robot <fengguang.wu@intel.com> wrote:
>> drivers/mmc/host/sdhci_f_sdh30.c:143:5-11: inconsistent IS_ERR and PTR_ERR, PTR_ERR on line 144
>>
>>  PTR_ERR should access the value just tested by IS_ERR
>>
>> Semantic patch information:
>>  There can be false positives in the patch case, where it is the call
>>  IS_ERR that is wrong.
>>
>> Generated by: scripts/coccinelle/tests/odd_ptr_err.cocci
>
> Cool script. :-)
>
>>
>> CC: Vincent Yang <vincent.yang.fujitsu@gmail.com>
>> Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
>
> Thanks! Applied for next.
>
> Kind regards
> Uffe

Thanks a lot!

Kind regards
Vincent

>
>> ---
>>
>>  sdhci_f_sdh30.c |    2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> --- a/drivers/mmc/host/sdhci_f_sdh30.c
>> +++ b/drivers/mmc/host/sdhci_f_sdh30.c
>> @@ -141,7 +141,7 @@ static int sdhci_f_sdh30_probe(struct pl
>>         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>>         host->ioaddr = devm_ioremap_resource(&pdev->dev, res);
>>         if (IS_ERR(host->ioaddr)) {
>> -               ret = PTR_ERR(host);
>> +               ret = PTR_ERR(host->ioaddr);
>>                 goto err;
>>         }
>>
>> --
>> 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
--
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 mbox

Patch

--- a/drivers/mmc/host/sdhci_f_sdh30.c
+++ b/drivers/mmc/host/sdhci_f_sdh30.c
@@ -141,7 +141,7 @@  static int sdhci_f_sdh30_probe(struct pl
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	host->ioaddr = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(host->ioaddr)) {
-		ret = PTR_ERR(host);
+		ret = PTR_ERR(host->ioaddr);
 		goto err;
 	}