Use proper bounds checking on VPA.
We must check against tp->t_cursor.tp_row, not row, to figure out whether we must clamp the cursor position. Submitted by: luigi MFC after: 3 weeks
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=216198
@ -1299,10 +1299,9 @@ teken_subr_vertical_position_absolute(teken_t *t, unsigned int row)
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{
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{
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t->t_cursor.tp_row = t->t_originreg.ts_begin + row - 1;
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t->t_cursor.tp_row = t->t_originreg.ts_begin + row - 1;
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if (row >= t->t_originreg.ts_end)
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if (t->t_cursor.tp_row >= t->t_originreg.ts_end)
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t->t_cursor.tp_row = t->t_originreg.ts_end - 1;
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t->t_cursor.tp_row = t->t_originreg.ts_end - 1;
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t->t_stateflags &= ~TS_WRAPPED;
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t->t_stateflags &= ~TS_WRAPPED;
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teken_funcs_cursor(t);
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teken_funcs_cursor(t);
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}
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}
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