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authorMark Rutland <mark.rutland@arm.com>2016-06-13 18:57:02 +0200
committerWill Deacon <will.deacon@arm.com>2016-06-14 16:02:34 +0200
commitbbb1681ee3653bdcfc6a4ba31902738118311fd4 (patch)
tree2ba9ece1adb350818647c87fb29723d471081398 /arch
parentarm64: fix dump_instr when PAN and UAO are in use (diff)
downloadlinux-bbb1681ee3653bdcfc6a4ba31902738118311fd4.tar.xz
linux-bbb1681ee3653bdcfc6a4ba31902738118311fd4.zip
arm64: mm: mark fault_info table const
Unlike the debug_fault_info table, we never intentionally alter the fault_info table at runtime, and all derived pointers are treated as const currently. Make the table const so that it can be placed in .rodata and protected from unintentional writes, as we do for the syscall tables. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will.deacon@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/mm/fault.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index ba3fc12bd272..013e2cbe7924 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -441,7 +441,7 @@ static int do_bad(unsigned long addr, unsigned int esr, struct pt_regs *regs)
return 1;
}
-static struct fault_info {
+static const struct fault_info {
int (*fn)(unsigned long addr, unsigned int esr, struct pt_regs *regs);
int sig;
int code;