From a3ed914b0cfc3750e0eb57bb21e2ec6f86ca94f0 Mon Sep 17 00:00:00 2001
From: Tatsuya Kinoshita <tats@debian.org>
Date: Mon, 5 Dec 2016 22:25:14 +0900
Subject: Prevent negative array index in set_integered_width()

Bug-Debian: https://github.com/tats/w3m/issues/70
---
 table.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'table.c')

diff --git a/table.c b/table.c
index ea127f0..a332a22 100644
--- a/table.c
+++ b/table.c
@@ -960,7 +960,7 @@ set_integered_width(struct table *t, double *dwidth, short *iwidth)
     for (step = 0; step < 2; step++) {
 	for (i = 0; i <= t->maxcol; i += n) {
 	    int nn;
-	    char *idx;
+	    short *idx;
 	    double nsum;
 	    if (sum < 0.5)
 		return;
@@ -981,7 +981,7 @@ set_integered_width(struct table *t, double *dwidth, short *iwidth)
 		    (double)rulewidth - mod[ii] > 0.5)
 		    fixed[ii] = 1;
 	    }
-	    idx = NewAtom_N(char, n);
+	    idx = NewAtom_N(short, n);
 	    for (k = 0; k < cell->maxcell; k++) {
 		int kk, w, width, m;
 		j = cell->index[k];
-- 
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