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comctl32: Fix memory leak on error path in EDIT_MakeUndoFit.

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This commit is contained in:
Alex Henrie 2022-11-13 21:32:22 -07:00 committed by Alexandre Julliard
parent faae214455
commit 0b09db5902
1 changed files with 3 additions and 1 deletions
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4
dlls/comctl32/edit.c
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@ -1292,6 +1292,7 @@ static BOOL EDIT_MakeFit(EDITSTATE *es, UINT size)
static BOOL EDIT_MakeUndoFit(EDITSTATE *es, UINT size)
{
UINT alloc_size;
WCHAR *new_undo_text;
if (size <= es->undo_buffer_size)
return TRUE;
@ -1299,7 +1300,8 @@ static BOOL EDIT_MakeUndoFit(EDITSTATE *es, UINT size)
TRACE("trying to ReAlloc to %d+1\n", size);
alloc_size = ROUND_TO_GROW((size + 1) * sizeof(WCHAR));
if ((es->undo_text = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, es->undo_text, alloc_size))) {
if ((new_undo_text = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, es->undo_text, alloc_size))) {
es->undo_text = new_undo_text;
es->undo_buffer_size = alloc_size/sizeof(WCHAR) - 1;
return TRUE;
}