On Sun, Apr 24, 2016 at 11:00:06PM -0700, Khem Raj wrote:
> 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
This should be fixed by doing
> offsetof(struct thread_fp_state, fpr[32]));
instead; [31][1] is not the correct offset when TS_FPRWIDTH > 1.
Segher
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