[RFC PATCH] staging: wilc1000: hif_sema_driver can be static

[kbuild test robot]

Signed-off-by: Fengguang Wu <fengguang.wu at intel.com>
---
 host_interface.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/wilc1000/host_interface.c b/drivers/staging/wilc1000/host_interface.c
index b4f8c3a..32c73b1 100644
--- a/drivers/staging/wilc1000/host_interface.c
+++ b/drivers/staging/wilc1000/host_interface.c
@@ -242,7 +242,7 @@ u8 P2P_LISTEN_STATE;
 static struct task_struct *hif_thread_handler;
 static WILC_MsgQueueHandle hif_msg_q;
 static struct semaphore hif_sema_thread;
-struct semaphore hif_sema_driver;
+static struct semaphore hif_sema_driver;
 static struct semaphore hWaitResponse;
 struct semaphore hSemHostIntDeinit;
 struct timer_list g_hPeriodicRSSI;