When handle_set_wfi_drv_handler is called in hostIFthread that is a
kernel thread, it is not checked return type of this function. This
patch changes return type to void and removes braces if statement due to
have a single statement.
Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
                netdev_err(vif->ndev, "Failed to set channel\n");
 }
 
-static s32 handle_set_wfi_drv_handler(struct wilc_vif *vif,
-                                     struct drv_handler *hif_drv_handler)
+static void handle_set_wfi_drv_handler(struct wilc_vif *vif,
+                                      struct drv_handler *hif_drv_handler)
 {
        s32 result = 0;
        struct wid wid;
        if (!hif_drv_handler->handler)
                complete(&hif_driver_comp);
 
-       if (result) {
+       if (result)
                netdev_err(vif->ndev, "Failed to set driver handler\n");
-               return -EINVAL;
-       }
-
-       return result;
 }
 
 static s32 handle_set_operation_mode(struct wilc_vif *vif,