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patch 9.0.0189: invalid memory access for text prop without highlight

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Problem:    Invalid memory access for text prop without highlight.
Solution:   Check for a valid highlight ID.
This commit is contained in:
Bram Moolenaar
2022-08-10 20:50:23 +01:00
parent 82b14c143a
commit 87f3a2ca3d
3 changed files with 5 additions and 1 deletions
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3
src/drawline.c
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@@ -1710,7 +1710,8 @@ win_line(
|| text_props[tpi].tp_id < 0)
&& text_props[tpi].tp_id != -MAXCOL)
{
used_attr = syn_id2attr(pt->pt_hl_id);
if (pt->pt_hl_id > 0)
used_attr = syn_id2attr(pt->pt_hl_id);
text_prop_type = pt;
text_prop_attr =
hl_combine_attr(text_prop_attr, used_attr);