* [PATCH -next] gpio: Fix return value check in xgene_gpio_probe()
@ 2014-09-11 23:12 weiyj_lk
2014-09-19 8:40 ` Alexandre Courbot
2014-09-24 8:05 ` Linus Walleij
0 siblings, 2 replies; 3+ messages in thread
From: weiyj_lk @ 2014-09-11 23:12 UTC (permalink / raw)
To: Linus Walleij, Alexandre Courbot, Grant Likely, Rob Herring
Cc: Wei Yongjun, linux-gpio
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
In case of error, the function devm_ioremap_nocache() returns NULL
pointer not ERR_PTR(). The IS_ERR() test in the return value check
should be replaced with NULL test.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
drivers/gpio/gpio-xgene.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpio/gpio-xgene.c b/drivers/gpio/gpio-xgene.c
index e25ba14..cf751f5 100644
--- a/drivers/gpio/gpio-xgene.c
+++ b/drivers/gpio/gpio-xgene.c
@@ -182,8 +182,8 @@ static int xgene_gpio_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
gpio->base = devm_ioremap_nocache(&pdev->dev, res->start,
resource_size(res));
- if (IS_ERR(gpio->base)) {
- err = PTR_ERR(gpio->base);
+ if (!gpio->base) {
+ err = -ENOMEM;
goto err;
}
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH -next] gpio: Fix return value check in xgene_gpio_probe()
2014-09-11 23:12 [PATCH -next] gpio: Fix return value check in xgene_gpio_probe() weiyj_lk
@ 2014-09-19 8:40 ` Alexandre Courbot
2014-09-24 8:05 ` Linus Walleij
1 sibling, 0 replies; 3+ messages in thread
From: Alexandre Courbot @ 2014-09-19 8:40 UTC (permalink / raw)
To: weiyj_lk
Cc: Linus Walleij, Grant Likely, Rob Herring, Wei Yongjun,
linux-gpio@vger.kernel.org
On Fri, Sep 12, 2014 at 8:12 AM, <weiyj_lk@163.com> wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> In case of error, the function devm_ioremap_nocache() returns NULL
> pointer not ERR_PTR(). The IS_ERR() test in the return value check
> should be replaced with NULL test.
>
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH -next] gpio: Fix return value check in xgene_gpio_probe()
2014-09-11 23:12 [PATCH -next] gpio: Fix return value check in xgene_gpio_probe() weiyj_lk
2014-09-19 8:40 ` Alexandre Courbot
@ 2014-09-24 8:05 ` Linus Walleij
1 sibling, 0 replies; 3+ messages in thread
From: Linus Walleij @ 2014-09-24 8:05 UTC (permalink / raw)
To: weiyj_lk
Cc: Alexandre Courbot, Grant Likely, Rob Herring, Wei Yongjun,
linux-gpio@vger.kernel.org
On Fri, Sep 12, 2014 at 1:12 AM, <weiyj_lk@163.com> wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> In case of error, the function devm_ioremap_nocache() returns NULL
> pointer not ERR_PTR(). The IS_ERR() test in the return value check
> should be replaced with NULL test.
>
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Patch applied with Alex's Review tag.
Yours,
Linus Walleij
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2014-09-24 8:05 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2014-09-11 23:12 [PATCH -next] gpio: Fix return value check in xgene_gpio_probe() weiyj_lk
2014-09-19 8:40 ` Alexandre Courbot
2014-09-24 8:05 ` Linus Walleij
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