From e6a302248cec96c3af4cbfcedc44b0de8a26ebe0 Mon Sep 17 00:00:00 2001
From: Jisheng Zhang <jszhang@kernel.org>
Date: Tue, 30 Mar 2021 02:23:24 +0800
Subject: riscv: Constify sys_call_table

Constify the sys_call_table so that it will be placed in the .rodata
section. This will cause attempts to modify the table to fail when
strict page permissions are in place.

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
---
 arch/riscv/kernel/syscall_table.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'arch/riscv/kernel')

diff --git a/arch/riscv/kernel/syscall_table.c b/arch/riscv/kernel/syscall_table.c
index f1ead9df96ca..a63c667c27b3 100644
--- a/arch/riscv/kernel/syscall_table.c
+++ b/arch/riscv/kernel/syscall_table.c
@@ -13,7 +13,7 @@
 #undef __SYSCALL
 #define __SYSCALL(nr, call)	[nr] = (call),
 
-void *sys_call_table[__NR_syscalls] = {
+void * const sys_call_table[__NR_syscalls] = {
 	[0 ... __NR_syscalls - 1] = sys_ni_syscall,
 #include <asm/unistd.h>
 };
-- 
cgit v1.2.3