[PATCH] kernel: fork: make max_threads symbol static

[Kefeng Wang]

Fix build warning,
kernel/fork.c:125:5: warning: symbol 'max_threads' was not declared. Should it be static?

Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
---
 kernel/fork.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/fork.c b/kernel/fork.c
index b4cba953040a..6efd32030518 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -122,7 +122,7 @@
 unsigned long total_forks;	/* Handle normal Linux uptimes. */
 int nr_threads;			/* The idle threads do not count.. */
 
-int max_threads;		/* tunable limit on nr_threads */
+static int max_threads;		/* tunable limit on nr_threads */
 
 DEFINE_PER_CPU(unsigned long, process_counts) = 0;
 
-- 
2.20.1