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[SHELL32] Do not fail CFSFolder::GetDisplayNameOf with a NULL pidl, preventing another crash in shell32:CFSFolder

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svn path=/trunk/; revision=74997
This commit is contained in:
Mark Jansen 2017-06-11 10:39:55 +00:00
parent 7583b2b298
commit 182d125bc0
1 changed files with 2 additions and 2 deletions
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4
reactos/dll/win32/shell32/folders/CFSFolder.cpp
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@ -634,7 +634,7 @@ void SHELL_FS_ProcessDisplayFilename(LPWSTR szPath, DWORD dwFlags)
HRESULT WINAPI CFSFolder::GetDisplayNameOf(PCUITEMID_CHILD pidl,
DWORD dwFlags, LPSTRRET strRet)
{
if (!pidl || !strRet)
if (!strRet)
return E_INVALIDARG;
/* If it is a complex pidl, let the child handle it */
@ -642,7 +642,7 @@ HRESULT WINAPI CFSFolder::GetDisplayNameOf(PCUITEMID_CHILD pidl,
{
return SHELL32_GetDisplayNameOfChild(this, pidl, dwFlags, strRet);
}
else if (!pidl->mkid.cb) /* empty pidl */
else if (pidl && !pidl->mkid.cb) /* empty pidl */
{
/* If it is an empty pidl return only the path of the folder */
if ((GET_SHGDN_FOR(dwFlags) & SHGDN_FORPARSING) &&