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Prevent invalid columnPos() call in formUpdateBuffer()

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Bug-Debian: https://github.com/tats/w3m/issues/89
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Tatsuya Kinoshita
2017-12-27 06:43:52 +09:00
parent 1fd08f383d
commit 7fdc83b036
1 changed files with 2 additions and 0 deletions
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2
form.c
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@@ -482,6 +482,8 @@ formUpdateBuffer(Anchor *a, Buffer *buf, FormItemList *form)
rows = form->rows ? form->rows : 1; rows = form->rows ? form->rows : 1;
col = COLPOS(l, a->start.pos); col = COLPOS(l, a->start.pos);
for (c_rows = 0; c_rows < rows; c_rows++, l = l->next) { for (c_rows = 0; c_rows < rows; c_rows++, l = l->next) {
if (l == NULL)
break;
if (rows > 1) { if (rows > 1) {
pos = columnPos(l, col); pos = columnPos(l, col);
a = retrieveAnchor(buf->formitem, l->linenumber, pos); a = retrieveAnchor(buf->formitem, l->linenumber, pos);