fix "xpra info" race condition, copy the list before use

git-svn-id: https://xpra.org/svn/Xpra/trunk@14615 3bb7dfac-3a0b-4e04-842a-767bc560f471
Xpra-org · Dec 26, 2016 · ff836f5 · ff836f5
1 parent d33a2d9
commit ff836f5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/xpra/server/window/window_source.py b/src/xpra/server/window/window_source.py
@@ -393,7 +393,7 @@ def get_info(self):
             info["mapped-at"] = ma
         now = time.time()
         cutoff = now-5
-        lde = [x for x in self.statistics.last_damage_events if x[0]>=cutoff]
+        lde = [x for x in list(self.statistics.last_damage_events) if x[0]>=cutoff]
         dfps = 0
         if lde:
             dfps = len(lde) // 5