commit e76b5678bfcac6fc7a42b2f581192ae08831728e
Author:     Simon Howard <fraggle@gmail.com>
AuthorDate: Sat Mar 29 21:09:06 2014 -0400
Commit:     Simon Howard <fraggle@gmail.com>
CommitDate: Sat Mar 29 21:09:06 2014 -0400

    Fix erroneous call to M_StringJoin
---
 src/d_iwad.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/d_iwad.c b/src/d_iwad.c
index 293553a2..cb955685 100644
--- a/src/d_iwad.c
+++ b/src/d_iwad.c
@@ -439,7 +439,7 @@ static char *CheckDirectoryHasIWAD(char *dir, char *iwadname)
     else
     {
         char sep[] = {DIR_SEPARATOR, '\0'};
-        filename = M_StringJoin(dir, sep, iwadname);
+        filename = M_StringJoin(dir, sep, iwadname, NULL);
     }

     if (M_FileExists(filename))