Index: kern_fork.c
===================================================================
RCS file: /home/ncvs/src/sys/kern/kern_fork.c,v
retrieving revision 1.172
diff -u -r1.172 kern_fork.c
--- kern_fork.c	18 Oct 2002 17:45:41 -0000	1.172
+++ kern_fork.c	17 Nov 2002 19:58:18 -0000
@@ -587,7 +587,8 @@
 			PROC_LOCK(p2);
 			psignal(p2, SIGKILL);
 			PROC_UNLOCK(p2);
-		}
+		} else
+			PROC_UNLOCK(p1->p_leader);
 	} else {
 		p2->p_peers = NULL;
 		p2->p_leader = p2;