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In-Reply-To: <f5f2de3e1a39613f7303bfdc0d2f2210d4c91910.1527573345.git.christophe.leroy@c-s.fr>
To: Christophe Leroy <christophe.leroy@c-s.fr>,
 Benjamin Herrenschmidt <benh@kernel.crashing.org>,
 Paul Mackerras <paulus@samba.org>
From: Michael Ellerman <patch-notifications@ellerman.id.au>
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [v2] powerpc/64: Fix build failure with GCC 8.1
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Date: Tue,  5 Jun 2018 00:11:11 +1000 (AEST)
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On Tue, 2018-05-29 at 06:03:53 UTC, Christophe Leroy wrote:
> CC      arch/powerpc/kernel/nvram_64.o
> arch/powerpc/kernel/nvram_64.c: In function 'nvram_create_partition':
> arch/powerpc/kernel/nvram_64.c:1042:2: error: 'strncpy' specified bound 12 equals destination size [-Werror=stringop-truncation]
>   strncpy(new_part->header.name, name, 12);
>   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
>   CC      arch/powerpc/kernel/trace/ftrace.o
> In function 'make_field',
>     inlined from 'ps3_repository_read_boot_dat_address' at arch/powerpc/platforms/ps3/repository.c:900:9:
> arch/powerpc/platforms/ps3/repository.c:106:2: error: 'strncpy' output truncated before terminating nul copying 8 bytes from a string of the same length [-Werror=stringop-truncation]
>   strncpy((char *)&n, text, 8);
>   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/c95998811807d897ca112ea62d6671

cheers