linux-stable/arch/sh/include/asm/sections.h
Kees Cook c5783af354 sh: machvec: Use char[] for section boundaries
As done for other sections, define the extern as a character array,
which relaxes many of the compiler-time object size checks, which would
otherwise assume it's a single long. Solves the following build error:

arch/sh/kernel/machvec.c: error: array subscript 'struct sh_machine_vector[0]' is partly outside array bounds of 'long int[1]' [-Werror=array-bounds]:  => 105:33

Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Cc: linux-sh@vger.kernel.org
Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
Link: https://lore.kernel.org/lkml/alpine.DEB.2.22.394.2209050944290.964530@ramsan.of.borg/
Fixes: 9655ad03af ("sh: Fixup machvec support.")
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Acked-by: Rich Felker <dalias@libc.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
2022-09-13 10:33:17 -07:00

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C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_SECTIONS_H
#define __ASM_SH_SECTIONS_H
#include <asm-generic/sections.h>
extern char __machvec_start[], __machvec_end[];
extern char __uncached_start, __uncached_end;
extern char __start_eh_frame[], __stop_eh_frame[];
#endif /* __ASM_SH_SECTIONS_H */