wayland: Don't crash on cursor size 0

The cursor-theme-size setting is documented as
'0 means the default size'. Make it so by using
size 24 if we see a 0. Its better than crashing.

Fixes: #5700

diff --git a/gdk/wayland/gdkdisplay-wayland.c b/gdk/wayland/gdkdisplay-wayland.c
index 67fa059e99134e7dc7d1af24f928a675e408b6de..da0b9e8c0d85a0a48b2e8f0c743bf9da439ad040 100644 (file)
--- a/gdk/wayland/gdkdisplay-wayland.c
+++ b/gdk/wayland/gdkdisplay-wayland.c
@@ -1082,6 +1082,9 @@ gdk_wayland_display_set_cursor_theme (GdkDisplay *display,
   g_assert (display_wayland);
   g_assert (display_wayland->shm);
 
+  if (size == 0)
+    size = 24;
+
   if (g_strcmp0 (name, display_wayland->cursor_theme_name) == 0 &&
       display_wayland->cursor_theme_size == size)
     return;