lockdep: Fix file mode of lock_stat

/proc/lock_stat is writable.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <4A7BE7B6.10904@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/kernel/lockdep_proc.c b/kernel/lockdep_proc.c
index d7135aa2d2c4ccc0f3638cfa6fb3b2742e33c43c..e94caa666dba0876c6128801e3915285a797e78e 100644 (file)
--- a/kernel/lockdep_proc.c
+++ b/kernel/lockdep_proc.c
@@ -758,7 +758,8 @@ static int __init lockdep_proc_init(void)
                    &proc_lockdep_stats_operations);
 
 #ifdef CONFIG_LOCK_STAT
-       proc_create("lock_stat", S_IRUSR, NULL, &proc_lock_stat_operations);
+       proc_create("lock_stat", S_IRUSR | S_IWUSR, NULL,
+                   &proc_lock_stat_operations);
 #endif
 
        return 0;