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shell32: Handle NULL pName in ShellLink fnSetDescription.

This commit is contained in:
Aric Stewart 2010-04-30 10:04:19 -05:00 committed by Alexandre Julliard
parent 8b8e15d812
commit 2554a55b34
2 changed files with 27 additions and 8 deletions
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10
dlls/shell32/shelllink.c
View File

@ -1469,9 +1469,14 @@ static HRESULT WINAPI IShellLinkA_fnSetDescription(IShellLinkA * iface, LPCSTR p
TRACE("(%p)->(pName=%s)\n", This, pszName);
HeapFree(GetProcessHeap(), 0, This->sDescription);
if (pszName)
{
This->sDescription = HEAP_strdupAtoW( GetProcessHeap(), 0, pszName);
if ( !This->sDescription )
return E_OUTOFMEMORY;
}
else
This->sDescription = NULL;
This->bDirty = TRUE;
@ -1852,12 +1857,17 @@ static HRESULT WINAPI IShellLinkW_fnSetDescription(IShellLinkW * iface, LPCWSTR
TRACE("(%p)->(desc=%s)\n",This, debugstr_w(pszName));
HeapFree(GetProcessHeap(), 0, This->sDescription);
if (pszName)
{
This->sDescription = HeapAlloc( GetProcessHeap(), 0,
(lstrlenW( pszName )+1)*sizeof(WCHAR) );
if ( !This->sDescription )
return E_OUTOFMEMORY;
lstrcpyW( This->sDescription, pszName );
}
else
This->sDescription = NULL;
This->bDirty = TRUE;
return S_OK;

9
dlls/shell32/tests/shelllink.c
View File

@ -136,6 +136,15 @@ static void test_get_set(void)
ok(r == S_OK, "GetDescription failed (0x%08x)\n", r);
ok(lstrcmp(buffer,str)==0, "GetDescription returned '%s'\n", buffer);
r = IShellLinkA_SetDescription(sl, NULL);
ok(r == S_OK, "SetDescription failed (0x%08x)\n", r);
strcpy(buffer,"garbage");
r = IShellLinkA_GetDescription(sl, buffer, sizeof(buffer));
ok(r == S_OK, "GetDescription failed (0x%08x)\n", r);
ok(*buffer=='\0' || broken(lstrcmp(buffer,str)==0), "GetDescription returned '%s'\n", buffer); /* NT4 */
/* Test Getting / Setting the work directory */
strcpy(buffer,"garbage");
r = IShellLinkA_GetWorkingDirectory(sl, buffer, sizeof(buffer));