[PATCH 1/1] winewayland: Don't update constraints without wl_pointer.

[Attila Fidan]

From: Attila Fidan

If ClipCursor is called while the seat doesn't have a pointer and the
call qualifies for locking the pointer, it would have tried to lock a
null wl_pointer.
---
 dlls/winewayland.drv/wayland_pointer.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/dlls/winewayland.drv/wayland_pointer.c b/dlls/winewayland.drv/wayland_pointer.c
index 6c852292c1d..957b4ce6d52 100644
--- a/dlls/winewayland.drv/wayland_pointer.c
+++ b/dlls/winewayland.drv/wayland_pointer.c
@@ -864,6 +864,12 @@ BOOL WAYLAND_ClipCursor(const RECT *clip, BOOL reset)
     wayland_win_data_release(data);

pthread_mutex_lock(&pointer->mutex);
+    if (!pointer->wl_pointer)
+    {
+        pthread_mutex_unlock(&pointer->mutex);
+        return TRUE;
+    }
+
     if (wl_surface && pointer->pending_warp)
     {
         wayland_pointer_update_constraint(wl_surface, NULL, FALSE, TRUE);