Add bound check for scrolling walls limit and exit with an error if it

is exceeded.

Subversion-branch: /trunk/chocolate-doom
Subversion-revision: 2513

1 files changed, 5 insertions, 0 deletions

diff --git a/src/p_spec.c b/src/p_spec.c
index 90d0bb7c..5f4853a1 100644
--- a/src/p_spec.c
+++ b/src/p_spec.c
@@ -1474,6 +1474,11 @@ void P_SpawnSpecials (void)
 	switch(lines[i].special)
 	{
 	  case 48:
+            if (numlinespecials >= MAXLINEANIMS)
+            {
+                I_Error("Too many scrolling wall linedefs! "
+                        "(Vanilla limit is 32)");
+            }
 	    // EFFECT FIRSTCOL SCROLL+
 	    linespeciallist[numlinespecials] = &lines[i];
 	    numlinespecials++;