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Prevent segfault for formUpdateBuffer

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Bug-Debian: https://github.com/tats/w3m/issues/13
This commit is contained in:
Tatsuya Kinoshita
2016-08-17 21:10:30 +09:00
parent a25fd09f74
commit 807e8b7fbf
1 changed files with 1 additions and 1 deletions
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2
form.c
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@@ -481,7 +481,7 @@ formUpdateBuffer(Anchor *a, Buffer *buf, FormItemList *form)
spos = a->start.pos; spos = a->start.pos;
epos = a->end.pos; epos = a->end.pos;
} }
if (a->start.line != a->end.line || spos > epos) if (a->start.line != a->end.line || spos > epos || epos > l->len)
epos = spos; epos = spos;
pos = form_update_line(l, &p, spos, epos, COLPOS(l, epos) - col, pos = form_update_line(l, &p, spos, epos, COLPOS(l, epos) - col,
rows > 1, rows > 1,