diff options
| author | Jisheng Zhang <jszhang@kernel.org> | 2021-03-29 20:23:24 +0200 |
|---|---|---|
| committer | Palmer Dabbelt <palmerdabbelt@google.com> | 2021-04-26 17:25:09 +0200 |
| commit | e6a302248cec96c3af4cbfcedc44b0de8a26ebe0 (patch) | |
| tree | d5a7e610acdcd462632a79dd58e498f149433f73 /arch/riscv/include | |
| parent | riscv: Mark some global variables __ro_after_init (diff) | |
| download | linux-e6a302248cec96c3af4cbfcedc44b0de8a26ebe0.tar.xz linux-e6a302248cec96c3af4cbfcedc44b0de8a26ebe0.zip | |
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>
Diffstat (limited to 'arch/riscv/include')
| -rw-r--r-- | arch/riscv/include/asm/syscall.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/riscv/include/asm/syscall.h b/arch/riscv/include/asm/syscall.h index 49350c8bd7b0..b933b1583c9f 100644 --- a/arch/riscv/include/asm/syscall.h +++ b/arch/riscv/include/asm/syscall.h @@ -15,7 +15,7 @@ #include <linux/err.h> /* The array of function pointers for syscalls. */ -extern void *sys_call_table[]; +extern void * const sys_call_table[]; /* * Only the low 32 bits of orig_r0 are meaningful, so we return int. |