Fix some issues found by cppcheck.

3 files changed, 8 insertions, 9 deletions

diff --git a/platform/linuxbsd/display_server_x11.cpp b/platform/linuxbsd/display_server_x11.cpp
index a6f6b0c5c4..db2fe274d9 100644
--- a/platform/linuxbsd/display_server_x11.cpp
+++ b/platform/linuxbsd/display_server_x11.cpp
@@ -3052,7 +3052,7 @@ void DisplayServerX11::_window_changed(XEvent *event) {
 }
 
 void DisplayServerX11::_dispatch_input_events(const Ref<InputEvent> &p_event) {
-	((DisplayServerX11 *)(get_singleton()))->_dispatch_input_event(p_event);
+	static_cast<DisplayServerX11 *>(get_singleton())->_dispatch_input_event(p_event);
 }
 
 void DisplayServerX11::_dispatch_input_event(const Ref<InputEvent> &p_event) {
@@ -3106,7 +3106,7 @@ void DisplayServerX11::_send_window_event(const WindowData &wd, WindowEvent p_ev
 }
 
 void DisplayServerX11::_poll_events_thread(void *ud) {
-	DisplayServerX11 *display_server = (DisplayServerX11 *)ud;
+	DisplayServerX11 *display_server = static_cast<DisplayServerX11 *>(ud);
 	display_server->_poll_events();
 }
 
diff --git a/platform/linuxbsd/gl_manager_x11.h b/platform/linuxbsd/gl_manager_x11.h
index e89caf3b30..fb2c74a2b6 100644
--- a/platform/linuxbsd/gl_manager_x11.h
+++ b/platform/linuxbsd/gl_manager_x11.h
@@ -52,15 +52,14 @@ public:
 private:
 	// any data specific to the window
 	struct GLWindow {
-		GLWindow() { in_use = false; }
-		bool in_use;
+		bool in_use = false;
 
 		// the external ID .. should match the GL window number .. unused I think
-		DisplayServer::WindowID window_id;
-		int width;
-		int height;
+		DisplayServer::WindowID window_id = DisplayServer::INVALID_WINDOW_ID;
+		int width = 0;
+		int height = 0;
 		::Window x11_window;
-		int gldisplay_id;
+		int gldisplay_id = 0;
 	};
 
 	struct GLDisplay {
diff --git a/platform/linuxbsd/joypad_linux.cpp b/platform/linuxbsd/joypad_linux.cpp
index 65d53b266f..22a9518a25 100644
--- a/platform/linuxbsd/joypad_linux.cpp
+++ b/platform/linuxbsd/joypad_linux.cpp
@@ -95,7 +95,7 @@ JoypadLinux::~JoypadLinux() {
 
 void JoypadLinux::joy_thread_func(void *p_user) {
 	if (p_user) {
-		JoypadLinux *joy = (JoypadLinux *)p_user;
+		JoypadLinux *joy = static_cast<JoypadLinux *>(p_user);
 		joy->run_joypad_thread();
 	}
 }