Nikolay Sivov : shell32: Handle string-to-guid conversion errors (Coverity ).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 69733d65e82035a4375042e283bf9720f833ca69
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=69733d65e82035a4375042e283bf9720f833ca69

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Mon Jul  6 09:09:06 2015 +0300

shell32: Handle string-to-guid conversion errors (Coverity).

---

 dlls/shell32/shellpath.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/dlls/shell32/shellpath.c b/dlls/shell32/shellpath.c
index 42f34a2..1a4528f 100644
--- a/dlls/shell32/shellpath.c
+++ b/dlls/shell32/shellpath.c
@@ -5334,7 +5334,11 @@ static HRESULT WINAPI knownfolder_GetFolderDefinition(
     hr = HRESULT_FROM_WIN32(RegGetValueW(HKEY_LOCAL_MACHINE, knownfolder->registryPath, szParentFolder,
                 RRF_RT_REG_SZ, NULL, parentGuid, &dwSize));
     if(SUCCEEDED(hr))
-        IIDFromString(parentGuid, &pKFD->fidParent);
+    {
+        hr = IIDFromString(parentGuid, &pKFD->fidParent);
+        if(FAILED(hr))
+            return hr;
+    }
 
     get_known_folder_dword(knownfolder->registryPath, szAttributes, &pKFD->dwAttributes);