[mjansen] 73999: [APPCOMPAT] Fix a memory leak in a failure case (CID 1401161), a 0-length memset that is detected 3 times (CID 1401069, 1401064, 1401062)

Author: mjansen
Date: Mon Feb 27 18:54:57 2017
New Revision: 73999

URL: http://svn.reactos.org/svn/reactos?rev=73999&view=rev
Log:
[APPCOMPAT] Fix a memory leak in a failure case (CID 1401161), a 0-length memset that is
detected 3 times (CID 1401069, 1401064, 1401062)

Modified:
    trunk/reactos/dll/appcompat/apphelp/hsdb.c
    trunk/reactos/dll/appcompat/shims/shimlib/implement_shim.inl

Modified: trunk/reactos/dll/appcompat/apphelp/hsdb.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/appcompat/apphelp/hsdb…
==============================================================================
--- trunk/reactos/dll/appcompat/apphelp/hsdb.c	[iso-8859-1] (original)
+++ trunk/reactos/dll/appcompat/apphelp/hsdb.c	[iso-8859-1] Mon Feb 27 18:54:57 2017
@@ -65,7 +65,9 @@
             case SDB_DATABASE_MAIN_SHIM: name = shim; break;
             case SDB_DATABASE_MAIN_MSI: name = msi; break;
             case SDB_DATABASE_MAIN_DRIVERS: name = drivers; break;
-            default: return NULL;
+            default:
+                SdbReleaseDatabase(sdb);
+                return NULL;
         }
         SdbGetAppPatchDir(NULL, buffer, 128);
         memcpy(buffer + lstrlenW(buffer), name, SdbpStrlen(name));

Modified: trunk/reactos/dll/appcompat/shims/shimlib/implement_shim.inl
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/appcompat/shims/shimli…
==============================================================================
--- trunk/reactos/dll/appcompat/shims/shimlib/implement_shim.inl	[iso-8859-1] (original)
+++ trunk/reactos/dll/appcompat/shims/shimlib/implement_shim.inl	[iso-8859-1] Mon Feb 27
18:54:57 2017
@@ -39,7 +39,8 @@
         SHIM_OBJ_NAME(g_szCommandLine) = "";
     }
     SHIM_OBJ_NAME(g_pAPIHooks) = ShimLib_ShimMalloc(sizeof(HOOKAPI) * SHIM_NUM_HOOKS);
-    ZeroMemory(SHIM_OBJ_NAME(g_pAPIHooks), sizeof(HOOKAPI) * SHIM_NUM_HOOKS);
+    if (SHIM_NUM_HOOKS)
+        ZeroMemory(SHIM_OBJ_NAME(g_pAPIHooks), sizeof(HOOKAPI) * SHIM_NUM_HOOKS);
     *pdwHookCount = SHIM_NUM_HOOKS;
 
 #ifdef SHIM_NOTIFY_FN