XDestroyRegion(3) only for non-NULL regions

Signed-off-by: Nikos Ntarmos <ntarmos@cs.uoi.gr>
Signed-off-by: Brenden Matthews <brenden@rty.ca>

diff --git a/src/conky.c b/src/conky.c
index e670cf4..a40e462 100644 (file)
--- a/src/conky.c
+++ b/src/conky.c
@@ -7239,7 +7239,8 @@ static void X11_destroy_window(void)
                XDamageDestroy(display, x11_stuff.damage);
                XFixesDestroyRegion(display, x11_stuff.region2);
                XFixesDestroyRegion(display, x11_stuff.part);
-               XDestroyRegion(x11_stuff.region);
+               if (x11_stuff.region)
+                       XDestroyRegion(x11_stuff.region);
                x11_stuff.region = NULL;
 #endif /* HAVE_XDAMAGE */
                destroy_window();