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ref: 2550ff5bd989d5b52eabe32c21d8ded4f29b16f9
parent: 72b7843c8f54936f4cfc3b7d1bf0b3b8df5401e4
author: Turo Lamminen <turotl@gmail.com>
date: Tue May 15 15:06:51 EDT 2018

d_iwad: Fix memory leak in CheckDirectoryHasIWAD

M_FileCaseExists returns a new string so we must free filename before returning.

--- a/src/d_iwad.c

+++ b/src/d_iwad.c

@@ -492,12 +492,11 @@

     }

     probe = M_FileCaseExists(filename);

+    free(filename);

     if (probe != NULL)

     {

         return probe;

     }

-

-    free(filename);

     return NULL;

 }