[Buildroot] [PATCH 1/1] board/arcturus/ppc-ucp1020 new gcc-6.x Linux kernel build fix

Thomas Petazzoni thomas.petazzoni at free-electrons.com
Sat Jul 15 08:16:12 UTC 2017


Hello,

On Thu, 13 Jul 2017 12:38:17 -0400, Oleksandr Zhadan wrote:
> Add the Linux-3.18 patch "powerpc/ptrace: Fix out of bounds array access warning" to the board/arcturus/ppc-ucp1020 BSP
> 
> " gcc-6 correctly warns about a out of bounds access
> 
> arch/powerpc/kernel/ptrace.c:407:24: warning: index 32 denotes an offset greater than size of 'u64[32][1] {aka long long unsigned int[32][1]}' [-Warray-bounds]
>         offsetof(struct thread_fp_state, fpr[32][0]));
>                         ^
> 
> check the end of array instead of beginning of next element to fix this"
> 
> Signed-off-by: Oleksandr Zhadan <oleks at arcturusnetworks.com>
> ---
>  ...ce-Fix-out-of-bounds-array-access-warning.patch | 52 ++++++++++++++++++++++
>  1 file changed, 52 insertions(+)
>  create mode 100644 board/arcturus/ppc-ucp1020/patches/linux/0003-powerpc-ptrace-Fix-out-of-bounds-array-access-warning.patch

Applied to master, after tweaking the commit log. Thanks!

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com



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