linux-kernel - Re: linux-next: build warning after merge of the gpio-brgl tree

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Message-ID: <df1743f8-71c8-3b18-1e8a-94198d99477d@huawei.com>
Date:   Thu, 24 Jan 2019 13:42:51 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Bartosz Golaszewski <brgl@...ev.pl>
CC:     Linux Next Mailing List <linux-next@...r.kernel.org>,
        "Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the gpio-brgl tree

On 2019/1/24 12:18, Stephen Rothwell wrote:
> Hi Bartosz,
> 
> After merging the gpio-brgl tree, today's linux-next build (arm
> multi_v7_defconfig) produced this warning:
> 
> drivers/gpio/gpio-davinci.c: In function 'davinci_gpio_get_irq_chip':
> drivers/gpio/gpio-davinci.c:472:9: warning: function returns address of local variable [-Wreturn-local-addr]
>   return &gpio_unbanked.chip;
>          ^~~~~~~~~~~~~~~~~~~
> drivers/gpio/gpio-davinci.c: In function 'keystone_gpio_get_irq_chip':
> drivers/gpio/gpio-davinci.c:480:9: warning: function returns address of local variable [-Wreturn-local-addr]
>   return &gpio_unbanked;
>          ^~~~~~~~~~~~~~
> 
> Introduced by commit
> 
>   ee5e87158e63 ("gpio: davinci: drop pointless static qualifier")

I'm very sorry for this.

I misread the code, Pls revert this.

>