Skip to content

W
wine-winehq
Commit 28a082f6 authored by Francis Beaudet's avatar Francis Beaudet Committed by Alexandre Julliard
Browse files
Options

Added sanity checks in the cleanup code.

parent 5bd55175
Hide whitespace changes
Inline Side-by-side
Showing with 17 additions and 7 deletions
dlls/comctl32/tooltips.c
View file @ 28a082f6
......@@ -785,7 +785,8 @@ TOOLTIPS_DelToolA (HWND hwnd, WPARAM wParam, LPARAM lParam)
/* delete text string */
toolPtr = &infoPtr->tools[nTool];
if ((toolPtr->hinst) && (toolPtr->lpszText)) {
if (toolPtr->lpszText != LPSTR_TEXTCALLBACKW)
if ( (toolPtr->lpszText != LPSTR_TEXTCALLBACKW) &&
(HIWORD((INT)toolPtr->lpszText) != 0) )
COMCTL32_Free (toolPtr->lpszText);
}
......@@ -871,7 +872,8 @@ TOOLTIPS_DelToolW (HWND hwnd, WPARAM wParam, LPARAM lParam)
/* delete text string */
toolPtr = &infoPtr->tools[nTool];
if ((toolPtr->hinst) && (toolPtr->lpszText)) {
if (toolPtr->lpszText != LPSTR_TEXTCALLBACKW)
if ( (toolPtr->lpszText != LPSTR_TEXTCALLBACKW) &&
(HIWORD((INT)toolPtr->lpszText) != 0) )
COMCTL32_Free (toolPtr->lpszText);
}
......@@ -1572,7 +1574,8 @@ TOOLTIPS_SetToolInfoA (HWND hwnd, WPARAM wParam, LPARAM lParam)
if (lpToolInfo->lpszText == LPSTR_TEXTCALLBACKA)
toolPtr->lpszText = LPSTR_TEXTCALLBACKW;
else {
if (toolPtr->lpszText) {
if ( (toolPtr->lpszText) &&
(HIWORD((INT)toolPtr->lpszText) != 0) ) {
COMCTL32_Free (toolPtr->lpszText);
toolPtr->lpszText = NULL;
}
......@@ -1626,7 +1629,8 @@ TOOLTIPS_SetToolInfoW (HWND hwnd, WPARAM wParam, LPARAM lParam)
if (lpToolInfo->lpszText == LPSTR_TEXTCALLBACKW)
toolPtr->lpszText = LPSTR_TEXTCALLBACKW;
else {
if (toolPtr->lpszText) {
if ( (toolPtr->lpszText) &&
(HIWORD((INT)toolPtr->lpszText) != 0) ) {
COMCTL32_Free (toolPtr->lpszText);
toolPtr->lpszText = NULL;
}
......@@ -1740,7 +1744,8 @@ TOOLTIPS_UpdateTipTextA (HWND hwnd, WPARAM wParam, LPARAM lParam)
if (lpToolInfo->lpszText == LPSTR_TEXTCALLBACKA)
toolPtr->lpszText = LPSTR_TEXTCALLBACKW;
else {
if (toolPtr->lpszText) {
if ( (toolPtr->lpszText) &&
(HIWORD((INT)toolPtr->lpszText) != 0) ) {
COMCTL32_Free (toolPtr->lpszText);
toolPtr->lpszText = NULL;
}
......@@ -1793,7 +1798,8 @@ TOOLTIPS_UpdateTipTextW (HWND hwnd, WPARAM wParam, LPARAM lParam)
if (lpToolInfo->lpszText == LPSTR_TEXTCALLBACKW)
toolPtr->lpszText = LPSTR_TEXTCALLBACKW;
else {
if (toolPtr->lpszText) {
if ( (toolPtr->lpszText) &&
(HIWORD((INT)toolPtr->lpszText) != 0) ) {
COMCTL32_Free (toolPtr->lpszText);
toolPtr->lpszText = NULL;
}
......@@ -1887,8 +1893,12 @@ TOOLTIPS_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
for (i = 0; i < infoPtr->uNumTools; i++) {
toolPtr = &infoPtr->tools[i];
if ((toolPtr->hinst) && (toolPtr->lpszText)) {
if (toolPtr->lpszText != LPSTR_TEXTCALLBACKW)
if ( (toolPtr->lpszText != LPSTR_TEXTCALLBACKW) &&
(HIWORD((INT)toolPtr->lpszText) != 0) )
{
COMCTL32_Free (toolPtr->lpszText);
toolPtr->lpszText = NULL;
}
}
/* remove subclassing */
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment