From 06d5580cacde2468373197f47b6f39379faa97a0 Mon Sep 17 00:00:00 2001
From: tgotic <tgotic@users.sourceforge.net>
Date: Tue, 25 Jan 2011 01:01:19 +0100
Subject: [PATCH] Allow PDF417 wider than 22 columns

Stack smashing bug, not enough memory for PDF417 symbols
wider than ~22 columns. Increased memory allocation now
allows up to maximum of 30 columns.
Thanks to Monica Swanson. (cherry-picking from commit b36542b8f8fe1adfd7279acd2644c19aac8d0f27)
---
 backend/pdf417.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/pdf417.c b/backend/pdf417.c
index 23297f94..1c605e02 100644
--- a/backend/pdf417.c
+++ b/backend/pdf417.c
@@ -441,7 +441,7 @@ int pdf417(struct zint_symbol *symbol, unsigned char chaine[], int length)
 {
 	int i, k, j, indexchaine, indexliste, mode, longueur, loop, mccorrection[520], offset;
 	int total, chainemc[2700], mclength, c1, c2, c3, dummy[35], codeerr;
-	char codebarre[100], pattern[580];
+	char codebarre[140], pattern[580];
 	int debug = 0;
 
 	codeerr = 0;