staging/mei: mei_wd_set_start_timeout should be static

mei_wd_set_start_timeout is only used from within wd.c
so remove its declaration from interface.h and mark
it static

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/mei/interface.h b/drivers/staging/mei/interface.h
index fb90c6f..f934b094 100644
--- a/drivers/staging/mei/interface.h
+++ b/drivers/staging/mei/interface.h
@@ -52,7 +52,6 @@
 int mei_wd_send(struct mei_device *dev);
 int mei_wd_stop(struct mei_device *dev, bool preserve);
 bool mei_wd_host_init(struct mei_device *dev);
-void mei_wd_set_start_timeout(struct mei_device *dev, u16 timeout);
 /*
  * mei_watchdog_register  - Registering watchdog interface
  *   once we got connection to the WD Client
diff --git a/drivers/staging/mei/wd.c b/drivers/staging/mei/wd.c
index cf4c29d..d7f40db 100644
--- a/drivers/staging/mei/wd.c
+++ b/drivers/staging/mei/wd.c
@@ -45,12 +45,11 @@
 						0x9D, 0xA9, 0x15, 0x14, 0xCB,
 						0x32, 0xAB);
 
-void mei_wd_set_start_timeout(struct mei_device *dev, u16 timeout)
+static void mei_wd_set_start_timeout(struct mei_device *dev, u16 timeout)
 {
 	dev_dbg(&dev->pdev->dev, "timeout=%d.\n", timeout);
 	memcpy(dev->wd_data, mei_start_wd_params, MEI_WD_PARAMS_SIZE);
-	memcpy(dev->wd_data + MEI_WD_PARAMS_SIZE,
-			&timeout, sizeof(u16));
+	memcpy(dev->wd_data + MEI_WD_PARAMS_SIZE, &timeout, sizeof(u16));
 }
 
 /**