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Commit 16fefcd6 authored by Mikołaj Zalewski's avatar Mikołaj Zalewski Committed by Alexandre Julliard
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comctl32: header: Don't modify the user supplied HDITEM during Set/InsertItem.

parent e3467de9
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Showing with 7 additions and 8 deletions
dlls/comctl32/header.c
View file @ 16fefcd6
......@@ -131,22 +131,21 @@ static void HEADER_StoreHDItemInHeader(HEADER_ITEM *lpItem, HDITEMW *phdi, BOOL
if (phdi->mask & HDI_TEXT)
{
if (!phdi->pszText) phdi->pszText = emptyString; /* null pointer check */
if (phdi->pszText != LPSTR_TEXTCALLBACKW) /* covers != TEXTCALLBACKA too */
{
LPWSTR pszText;
if (lpItem->pszText)
{
if (lpItem->pszText != emptyString && lpItem->pszText != LPSTR_TEXTCALLBACKW)
Free(lpItem->pszText);
lpItem->pszText = NULL;
}
if (phdi->pszText)
{
if (fUnicode)
Str_SetPtrW(&lpItem->pszText, phdi->pszText);
else
Str_SetPtrAtoW(&lpItem->pszText, (LPSTR)phdi->pszText);
}
pszText = (phdi->pszText != NULL ? phdi->pszText : emptyString);
if (fUnicode)
Str_SetPtrW(&lpItem->pszText, pszText);
else
Str_SetPtrAtoW(&lpItem->pszText, (LPSTR)pszText);
}
else
{
......
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