From b4ae5af588ec90ca5f62910d337682e2ece21c71 Mon Sep 17 00:00:00 2001
From: Simon Tatham <anakin@pobox.com>
Date: Sat, 2 Mar 2019 06:35:49 +0000
Subject: [PATCH] add_cc: use sgrowarray when growing the line size.

Somehow missed this one in commit e0a76971c.
---
 terminal.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/terminal.c b/terminal.c
index 4f6776c8..8141ffaf 100644
--- a/terminal.c
+++ b/terminal.c
@@ -213,8 +213,12 @@ static void add_cc(termline *line, int col, unsigned long chr)
      */
     if (!line->cc_free) {
 	int n = line->size;
-	line->size += 16 + (line->size - line->cols) / 2;
-	line->chars = sresize(line->chars, line->size, termchar);
+
+        size_t tmpsize = line->size;
+        sgrowarray(line->chars, tmpsize, tmpsize);
+        assert(tmpsize <= INT_MAX);
+        line->size = tmpsize;
+
 	line->cc_free = n;
 	while (n < line->size) {
 	    if (n+1 < line->size)