From 3480d40484ac7916c3fb2349889893cd4e51ba4c Mon Sep 17 00:00:00 2001
From: Christoph Oelckers <coelckers@zdoom.fake>
Date: Tue, 30 Jul 2013 16:52:36 +0200
Subject: [PATCH] - fixed: AActor::Die may only randomize the death state's
 duration if it is positive. Otherwise -1 (infinite) gets clobbered.

---
 src/p_interaction.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/p_interaction.cpp b/src/p_interaction.cpp
index 919bd86545..96f04f75c7 100644
--- a/src/p_interaction.cpp
+++ b/src/p_interaction.cpp
@@ -744,9 +744,12 @@ void AActor::Die (AActor *source, AActor *inflictor, int dmgflags)
 	{
 		SetState (diestate);
 
-		tics -= pr_killmobj() & 3;
-		if (tics < 1)
-			tics = 1;
+		if (tics > 1)
+		{
+			tics -= pr_killmobj() & 3;
+			if (tics < 1)
+				tics = 1;
+		}
 	}
 	else
 	{