Sven Baars : wbemprox: Fix multiple leaks in parse_path (Coverity).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: a3b6054afb00619254b2b95a1b7b317e541b2685
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=a3b6054afb00619254b2b95a1...

Author: Sven Baars 
Date:   Fri Oct  4 21:58:43 2019 +0200

wbemprox: Fix multiple leaks in parse_path (Coverity).

Signed-off-by: Sven Baars 
Signed-off-by: Hans Leidekker 
Signed-off-by: Alexandre Julliard

---

dlls/wbemprox/services.c | 24 +++++++++++++++++++++---
 1 file changed, 21 insertions(+), 3 deletions(-)

diff --git a/dlls/wbemprox/services.c b/dlls/wbemprox/services.c
index e1cd2466e4..5909c02e61 100644
--- a/dlls/wbemprox/services.c
+++ b/dlls/wbemprox/services.c
@@ -335,24 +335,42 @@ HRESULT parse_path( const WCHAR *str, struct path **ret )
         DWORD server_len = ARRAY_SIZE(server);

p++;
-        if (*p != '\') return WBEM_E_INVALID_OBJECT_PATH;
+        if (*p != '\')
+        {
+            heap_free( path );
+            return WBEM_E_INVALID_OBJECT_PATH;
+        }
         p++;

q = p;
         while (*p && *p != '\') p++;
-        if (!*p) return WBEM_E_INVALID_OBJECT_PATH;
+        if (!*p)
+        {
+            heap_free( path );
+            return WBEM_E_INVALID_OBJECT_PATH;
+        }

len = p - q;
         if (!GetComputerNameW( server, &server_len ) || server_len != len || wcsnicmp( q, server, server_len ))
+        {
+            heap_free( path );
             return WBEM_E_NOT_SUPPORTED;
+        }

q = ++p;
         while (*p && *p != ':') p++;
-        if (!*p) return WBEM_E_INVALID_OBJECT_PATH;
+        if (!*p)
+        {
+            heap_free( path );
+            return WBEM_E_INVALID_OBJECT_PATH;
+        }

len = p - q;
         if (len != ARRAY_SIZE(cimv2W) - 1 || wcsnicmp( q, cimv2W, ARRAY_SIZE(cimv2W) - 1 ))
+        {
+            heap_free( path );
             return WBEM_E_INVALID_NAMESPACE;
+        }
         p++;
     }