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Subjectnamei_vfat.c array subscript is above array bounds
I do not know if this is old or new, just noticed it scrolling by while 
compiling current 4.12+git on 32-bit x86.

CC [M] fs/fat/namei_vfat.o
In file included from ./arch/x86/include/asm/string.h:2:0,
from ./include/linux/string.h:18,
from ./include/linux/bitmap.h:8,
from ./include/linux/cpumask.h:11,
from ./arch/x86/include/asm/cpumask.h:4,
from ./arch/x86/include/asm/msr.h:10,
from ./arch/x86/include/asm/processor.h:20,
from ./arch/x86/include/asm/cpufeature.h:4,
from ./arch/x86/include/asm/thread_info.h:52,
from ./include/linux/thread_info.h:37,
from ./arch/x86/include/asm/preempt.h:6,
from ./include/linux/preempt.h:80,
from ./include/linux/spinlock.h:50,
from ./include/linux/seqlock.h:35,
from ./include/linux/time.h:5,
from ./include/linux/stat.h:18,
from ./include/linux/module.h:10,
from fs/fat/namei_vfat.c:18:
fs/fat/namei_vfat.c: In function ‘vfat_add_entry’:
./arch/x86/include/asm/string_32.h:74:16: warning: array subscript is above array bounds [-Warray-bounds]
*((char *)to + 4) = *((char *)from + 4);
~~~~~~~~~~~~^~~~
./arch/x86/include/asm/string_32.h:74:16: warning: array subscript is above array bounds [-Warray-bounds]
./arch/x86/include/asm/string_32.h:78:17: warning: array subscript is above array bounds [-Warray-bounds]
*((short *)to + 2) = *((short *)from + 2);
~~~~~~~~~~~~~^~~~
./arch/x86/include/asm/string_32.h:78:17: warning: array subscript is above array bounds [-Warray-bounds]
./arch/x86/include/asm/string_32.h:82:15: warning: array subscript is above array bounds [-Warray-bounds]
*((int *)to + 1) = *((int *)from + 1);
~~~~~~~~~~~^~~~
./arch/x86/include/asm/string_32.h:82:15: warning: array subscript is above array bounds [-Warray-bounds]


--
Meelis Roos (mroos@linux.ee)

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