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patch 9.1.1021: string might be used without a trailing NUL

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Problem:  string might be used without a trailing NUL (after v9.1.0997)
Solution: Make sure that the buffer is NUL terminated

closes: #16457

Signed-off-by: John Marriott <basilisk@internode.on.net>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
John Marriott
2025-01-16 18:58:20 +01:00
committed by Christian Brabandt
parent 037b028a22
commit 70dfc374ec
2 changed files with 6 additions and 1 deletions
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5
src/drawscreen.c
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@@ -479,7 +479,10 @@ win_redr_status(win_T *wp, int ignore_pum UNUSED)
|| bufIsChanged(wp->w_buffer)
|| wp->w_buffer->b_p_ro)
&& plen < MAXPATHL - 1)
*(p + plen++) = ' ';
{
*(p + plen++) = ' '; // replace NUL with space
*(p + plen) = NUL; // NUL terminate the string
}
if (bt_help(wp->w_buffer))
plen += vim_snprintf((char *)p + plen, MAXPATHL - plen, "%s", _("[Help]"));
#ifdef FEAT_QUICKFIX