The variable check_consistency is not used outside of this
file so make it static to fix the following sparse warning:

kernel/locking/lockdep.c:1148:5: warning: symbol 'check_consistency' was not declared. Should it be static?

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
---
 kernel/locking/lockdep.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index e85b5ad3e206..73aeee69ebd1 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -1145,7 +1145,7 @@ static bool __check_data_structures(void)
 	return true;
 }
 
-int check_consistency = 0;
+static int check_consistency = 0;
 module_param(check_consistency, int, 0644);
 
 static void check_data_structures(void)
-- 
2.37.2.352.g3c44437643