Don't leak memory reading REG_SZ values.

diff --git a/registry.cpp b/registry.cpp
index cb0b3e6..0a74bd8 100644 (file)
--- a/registry.cpp
+++ b/registry.cpp
@@ -124,6 +124,7 @@ int expand_parameter(HKEY key, char *value, char *data, unsigned long datalen) {
   /* Technically we shouldn't expand environment strings from REG_SZ values */\r
   if (type != REG_EXPAND_SZ) {\r
     memmove(data, buffer, buflen);\r
+    HeapFree(GetProcessHeap(), 0, buffer);\r
     return 0;\r
   }\r
 \r