ieframe: Clear a being invalidated history entry.

update_travellog() in order to clear forward history calls free_travellog_entry() to invalidate forward history entries, and when later an entry gets reused entry->stream contains a no longer valid pointer. Signed-off-by: Dmitry Timoshkov <dmitry@baikal.ru> Signed-off-by: Jacek Caban <jacek@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

ieframe: Clear a being invalidated history entry.
41cfc86d · Dmitry Timoshkov · Alexandre Julliard · df261bcf · 41cfc86d
Commit 41cfc86d authored Jan 24, 2022 by Dmitry Timoshkov Committed by Alexandre Julliard Jan 26, 2022
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dochost.c dlls/ieframe/dochost.c +4 -1

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--- a/dlls/ieframe/dochost.c
+++ b/dlls/ieframe/dochost.c
@@ -384,9 +384,12 @@ static LRESULT WINAPI doc_view_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM l

 static void free_travellog_entry(travellog_entry_t *entry)
 {
-    if(entry->stream)
+    if(entry->stream) {
        IStream_Release(entry->stream);
+        entry->stream = NULL;
+    }
    heap_free(entry->url);
+    entry->url = NULL;
 }

 static IStream *get_travellog_stream(DocHost *This)