Ensured all allocated memory is freed before exiting.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@7904 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/memcheck/tests/mallinfo.c b/memcheck/tests/mallinfo.c
index 6b5ec87..b8a281b 100644
--- a/memcheck/tests/mallinfo.c
+++ b/memcheck/tests/mallinfo.c
@@ -107,6 +107,11 @@
 
   check(min, max);
 
+  for ( ; i <= 40; i++)
+  {
+    free(ptr[i - 1]);
+  }
+
   fprintf(stderr, "Success.\n");
 
   return 0;