winex11.drv: Fix buffer allocation size in import_xdnd_selection().

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=55443

winex11.drv: Fix buffer allocation size in import_xdnd_selection().
af3014b3 · Paul Gofman · Alexandre Julliard · 8f76cc68 · af3014b3
Commit af3014b3 authored Aug 14, 2023 by Paul Gofman Committed by Alexandre Julliard Aug 15, 2023
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clipboard.c dlls/winex11.drv/clipboard.c +1 -1

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--- a/dlls/winex11.drv/clipboard.c
+++ b/dlls/winex11.drv/clipboard.c
@@ -1308,7 +1308,7 @@ struct format_entry *import_xdnd_selection( Display *display, Window win, Atom s
        if (!(data = import_selection( display, win, selection, format, &size ))) continue;

        entry_size = (FIELD_OFFSET( struct format_entry, data[size] ) + 7) & ~7;
-        if (buf_size < size + entry_size)
+        if (buf_size < *ret_size + entry_size)
        {
            if (!(tmp = realloc( ret, *ret_size + entry_size + 1024 ))) continue;
            ret = tmp;