SF patch 552161 - Py_AddPendingCall doesn't unlock on fail (Daniel

Dunbar) Can't test this, but looks correct to me.

SF patch 552161 - Py_AddPendingCall doesn't unlock on fail (Daniel
Dunbar) Can't test this, but looks correct to me.
04e7032c · Guido van Rossum · 0c322796 · 04e7032c
Commit 04e7032c authored Jul 17, 2002 by Guido van Rossum
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Python/ceval.c Python/ceval.c +3 -1

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--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -379,8 +379,10 @@ Py_AddPendingCall(int (*func)(void *), void *arg)
 	busy = 1;
 	i = pendinglast;
 	j = (i + 1) % NPENDINGCALLS;
-	if (j == pendingfirst)
+	if (j == pendingfirst) {
+		busy = 0;
 		return -1; /* Queue full */
+	}
 	pendingcalls[i].func = func;
 	pendingcalls[i].arg = arg;
 	pendinglast = j;