staging: vc04_services: Drop g_once_init global variable

g_once_init is not used in a meaningful way anywhere. Drop it
along with connected_init() which sets it.

Suggested-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Dan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Umang Jain <umang.jain@ideasonboard.com>
Reviewed-by: Stefan Wahren <wahrenst@gmx.net>
Link: https://lore.kernel.org/r/20240412075743.60712-2-umang.jain@ideasonboard.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c
index 3cad13f09e37667007ae3ce8d7887b08333133e0..4604a2f4d2de064db21c2b2d4e4e5ca49025f53a 100644 (file)
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_connected.c
@@ -11,16 +11,8 @@
 static   int                        g_connected;
 static   int                        g_num_deferred_callbacks;
 static   void (*g_deferred_callback[MAX_CALLBACKS])(void);
-static   int                        g_once_init;
 static   DEFINE_MUTEX(g_connected_mutex);
 
-/* Function to initialize our lock */
-static void connected_init(void)
-{
-       if (!g_once_init)
-               g_once_init = 1;
-}
-
 /*
  * This function is used to defer initialization until the vchiq stack is
  * initialized. If the stack is already initialized, then the callback will
@@ -29,8 +21,6 @@ static void connected_init(void)
  */
 void vchiq_add_connected_callback(struct vchiq_device *device, void (*callback)(void))
 {
-       connected_init();
-
        if (mutex_lock_killable(&g_connected_mutex))
                return;
 
@@ -60,8 +50,6 @@ void vchiq_call_connected_callbacks(void)
 {
        int i;
 
-       connected_init();
-
        if (mutex_lock_killable(&g_connected_mutex))
                return;