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

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Date:   Fri, 8 Sep 2017 08:53:54 +0300
From:   "Dmitry V. Levin" <ldv@...linux.org>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Al Viro <viro@...IV.linux.org.uk>,
        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 vfs tree

Hi,

On Fri, Sep 08, 2017 at 09:25:45AM +1000, Stephen Rothwell wrote:
> Hi Al,
> 
> After merging the vfs tree, today's linux-next build (powerpc
> ppc64_defconfig) produced this warning:
> 
> kernel/signal.c: In function 'C_SYSC_rt_sigaction':
> kernel/signal.c:3405:19: warning: unused variable 'mask' [-Wunused-variable]
>    compat_sigset_t mask;
>                    ^
> 
> Introduced by commit
> 
>   fc271087ebcb ("signal: replace sigset_to_compat() with put_compat_sigset()")

Thanks.  The commit that made this variable unused is
  9b24ec57688a ("get_compat_sigset()")


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