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patch 9.0.1482: crash when textprop has a very large "padding" value

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Problem:    Crash when textprop has a very large "padding" value. (Yegappan
            Lakshmanan)
Solution:   Avoid the "after" count to go negative.
This commit is contained in:
Bram Moolenaar
2023-04-23 21:42:25 +01:00
parent aae583441b
commit 2354b66ac5
4 changed files with 36 additions and 0 deletions
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6
src/drawline.c
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@@ -665,6 +665,12 @@ text_prop_position(
{
before = 0;
after = wp->w_width - cells - win_col_off(wp) - padding;
if (after < 0)
{
// text "above" has too much padding to fit
padding += after;
after = 0;
}
}
else
{