Alex Henrie : advapi32: Fix memory leak in QueryServiceConfig2W (Coverity) .

[Alexandre Julliard]

Module: wine
Branch: oldstable
Commit: 5aa7d5ddfb2035ae92fdbbd5277b3bc5b7863781
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=5aa7d5ddfb2035ae92fdbbd5277b3bc5b7863781

Author: Alex Henrie <alexhenrie24 at gmail.com>
Date:   Sun Nov  4 14:15:24 2018 -0700

advapi32: Fix memory leak in QueryServiceConfig2W (Coverity).

Signed-off-by: Alex Henrie <alexhenrie24 at gmail.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
(cherry picked from commit c296a21cdb2957f43768bec6a05cb1b6fa478596)
Signed-off-by: Michael Stefaniuc <mstefani at winehq.org>

---

 dlls/advapi32/service.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dlls/advapi32/service.c b/dlls/advapi32/service.c
index d43cd40..9838586 100644
--- a/dlls/advapi32/service.c
+++ b/dlls/advapi32/service.c
@@ -1650,6 +1650,7 @@ BOOL WINAPI QueryServiceConfig2W(SC_HANDLE hService, DWORD dwLevel, LPBYTE buffe
 
     if (!needed)
     {
+        if (dwLevel == SERVICE_CONFIG_DESCRIPTION) heap_free(bufptr);
         SetLastError(ERROR_INVALID_ADDRESS);
         return FALSE;
     }