cursor: guard against NULL dereference (#2250)

...in apply_constraint()

Reported-by: Blackb|rd

diff --git a/src/input/cursor.c b/src/input/cursor.c
index b230c95e62945f2795d71a40d59216d0ab36e1e8..513aff3a8ce476a780eed9fb207e43723c137e04 100644 (file)
--- a/src/input/cursor.c
+++ b/src/input/cursor.c
@@ -749,6 +749,9 @@ constrain_cursor(struct server *server, struct wlr_pointer_constraint_v1
 static void
 apply_constraint(struct seat *seat, struct wlr_pointer *pointer, double *x, double *y)
 {
+       if (!seat->server->active_view) {
+               return;
+       }
        if (!seat->current_constraint || pointer->base.type != WLR_INPUT_DEVICE_POINTER) {
                return;
        }