linux-kernel - Re: linux-next: build failure after merge of the akpm tree

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Date:   Mon, 20 Dec 2021 20:44:22 +0800
From:   Muchun Song <songmuchun@...edance.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Armin Wolf <W_Armin@....de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the akpm tree

On Mon, Dec 20, 2021 at 7:08 PM Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> Hi all,
>
> After merging the akpm tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
>
> drivers/hwmon/dell-smm-hwmon.c: In function 'i8k_ioctl':
> drivers/hwmon/dell-smm-hwmon.c:454:31: error: implicit declaration of function 'PDE_DATA'; did you mean 'NODE_DATA'? [-Werror=implicit-function-declaration]
>   454 |  struct dell_smm_data *data = PDE_DATA(file_inode(fp));
>       |                               ^~~~~~~~
>       |                               NODE_DATA
> drivers/hwmon/dell-smm-hwmon.c:454:31: error: initialization of 'struct dell_smm_data *' from 'int' makes pointer from integer without a cast [-Werror=int-conversion]
> cc1: all warnings being treated as errors
>
> Caused by commit
>
>   2dd082773083 ("proc: remove PDE_DATA() completely")
>
> interacting with commit
>
>   073bd07205af ("hwmon: (dell-smm) Unify i8k_ioctl() and i8k_ioctl_unlocked()")
>
> from the hwmon-staging tree.
>
> I applied the following fixup patch.
>
> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Date: Mon, 20 Dec 2021 22:04:57 +1100
> Subject: [PATCH] fixup for "proc: remove PDE_DATA() completely"
>
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>

Thanks Stephen.

Reviewed-by: Muchun Song <songmuchun@...edance.com>