From 6c994aa888cbc794002e876cc8ebe85eebdfe463 Mon Sep 17 00:00:00 2001
From: kramm <kramm>
Date: Mon, 6 Oct 2008 12:56:56 +0000
Subject: [PATCH] fixed memory violation in preparePage()

---
 lib/pdf/GFXOutputDev.cc |   19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/lib/pdf/GFXOutputDev.cc b/lib/pdf/GFXOutputDev.cc
index f2074b8..16e5e91 100644
--- a/lib/pdf/GFXOutputDev.cc
+++ b/lib/pdf/GFXOutputDev.cc
@@ -2571,17 +2571,20 @@ void GFXOutputDev::preparePage(int pdfpage, int outputpage)
 
     if(!this->pages) {
 	this->pagebuflen = 1024;
+	if(pdfpage > this->pagebuflen)
+	    this->pagebuflen = pdfpage+1;
 	this->pages = (int*)malloc(this->pagebuflen*sizeof(int));
 	memset(this->pages, -1, this->pagebuflen*sizeof(int));
-    } else {
-	while(pdfpage >= this->pagebuflen)
-	{
-	    int oldlen = this->pagebuflen;
-	    this->pagebuflen+=1024;
-	    this->pages = (int*)realloc(this->pages, this->pagebuflen*sizeof(int));
-	    memset(&this->pages[oldlen], -1, (this->pagebuflen-oldlen)*sizeof(int));
-	}
     }
+
+    while(pdfpage >= this->pagebuflen)
+    {
+	int oldlen = this->pagebuflen;
+	this->pagebuflen+=1024;
+	this->pages = (int*)realloc(this->pages, this->pagebuflen*sizeof(int));
+	memset(&this->pages[oldlen], -1, (this->pagebuflen-oldlen)*sizeof(int));
+    }
+
     this->pages[pdfpage] = outputpage;
     if(pdfpage>this->pagepos)
 	this->pagepos = pdfpage;
-- 
1.7.10.4