From fab08978005dbeb89ac248be5e00d861c825b50f Mon Sep 17 00:00:00 2001
From: toaster <rollerorbital@gmail.com>
Date: Fri, 18 Mar 2022 14:08:29 +0000
Subject: [PATCH] Check against null tmpusher source before attempting to push
 a thing.

# Conflicts:
#	src/p_spec.c
---
 src/p_spec.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/p_spec.c b/src/p_spec.c
index 9f75cf135..045130f33 100644
--- a/src/p_spec.c
+++ b/src/p_spec.c
@@ -8351,6 +8351,9 @@ static inline boolean PIT_PushThing(mobj_t *thing)
 	if (thing->eflags & MFE_PUSHED)
 		return false;
 
+	if (!tmpusher->source)
+		return false;
+
 	// Allow this to affect pushable objects at some point?
 	if (thing->player && !(thing->flags & (MF_NOGRAVITY | MF_NOCLIP)))
 	{