types/wlr_pointer_gestures_v1: null-check both focused_surface and focused_client

(fixes #3385)

types/wlr_pointer_gestures_v1.c

@@ -52,7 +52,9 @@ void wlr_pointer_gestures_v1_send_swipe_begin(
 		uint32_t time_msec,
 		uint32_t fingers) {
 	struct wlr_surface *focus = seat->pointer_state.focused_surface;
-	if (focus == NULL) {
+	struct wlr_seat_client *focus_seat_client =
+		seat->pointer_state.focused_client;
+	if (focus == NULL || focus_seat_client == NULL) {
 		return;
 	}
 
@@ -79,7 +81,9 @@ void wlr_pointer_gestures_v1_send_swipe_update(
 		double dx,
 		double dy) {
 	struct wlr_surface *focus = seat->pointer_state.focused_surface;
-	if (focus == NULL) {
+	struct wlr_seat_client *focus_seat_client =
+		seat->pointer_state.focused_client;
+	if (focus == NULL || focus_seat_client == NULL) {
 		return;
 	}
 
@@ -103,7 +107,9 @@ void wlr_pointer_gestures_v1_send_swipe_end(
 		uint32_t time_msec,
 		bool cancelled) {
 	struct wlr_surface *focus = seat->pointer_state.focused_surface;
-	if (focus == NULL) {
+	struct wlr_seat_client *focus_seat_client =
+		seat->pointer_state.focused_client;
+	if (focus == NULL || focus_seat_client == NULL) {
 		return;
 	}
 
@@ -164,7 +170,9 @@ void wlr_pointer_gestures_v1_send_pinch_begin(
 		uint32_t time_msec,
 		uint32_t fingers) {
 	struct wlr_surface *focus = seat->pointer_state.focused_surface;
-	if (focus == NULL) {
+	struct wlr_seat_client *focus_seat_client =
+		seat->pointer_state.focused_client;
+	if (focus == NULL || focus_seat_client == NULL) {
 		return;
 	}
 
@@ -193,7 +201,9 @@ void wlr_pointer_gestures_v1_send_pinch_update(
 		double scale,
 		double rotation) {
 	struct wlr_surface *focus = seat->pointer_state.focused_surface;
-	if (focus == NULL) {
+	struct wlr_seat_client *focus_seat_client =
+		seat->pointer_state.focused_client;
+	if (focus == NULL || focus_seat_client == NULL) {
 		return;
 	}
 
@@ -219,7 +229,9 @@ void wlr_pointer_gestures_v1_send_pinch_end(
 		uint32_t time_msec,
 		bool cancelled) {
 	struct wlr_surface *focus = seat->pointer_state.focused_surface;
-	if (focus == NULL) {
+	struct wlr_seat_client *focus_seat_client =
+		seat->pointer_state.focused_client;
+	if (focus == NULL || focus_seat_client == NULL) {
 		return;
 	}
 
@@ -285,7 +297,9 @@ void wlr_pointer_gestures_v1_send_hold_begin(
 		uint32_t time_msec,
 		uint32_t fingers) {
 	struct wlr_surface *focus = seat->pointer_state.focused_surface;
-	if (focus == NULL) {
+	struct wlr_seat_client *focus_seat_client =
+		seat->pointer_state.focused_client;
+	if (focus == NULL || focus_seat_client == NULL) {
 		return;
 	}
 
@@ -311,7 +325,9 @@ void wlr_pointer_gestures_v1_send_hold_end(
 		uint32_t time_msec,
 		bool cancelled) {
 	struct wlr_surface *focus = seat->pointer_state.focused_surface;
-	if (focus == NULL) {
+	struct wlr_seat_client *focus_seat_client =
+		seat->pointer_state.focused_client;
+	if (focus == NULL || focus_seat_client == NULL) {
 		return;
 	}