From: Amos Jeffries <squid3@treenet.co.nz>
Date: Thu, 18 Aug 2016 12:43:27 +0000 (+1200)
Subject: Bug 4570: crash after rev.14755
X-Git-Tag: SQUID_4_0_14~21
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d747ab5464eb361c7bdcb8c0062c5c19df2691bc;p=thirdparty%2Fsquid.git

Bug 4570: crash after rev.14755
---

diff --git a/src/HttpHeader.cc b/src/HttpHeader.cc
index 3bcdbd2cd6..7275dae788 100644
--- a/src/HttpHeader.cc
+++ b/src/HttpHeader.cc
@@ -242,7 +242,7 @@ bool
 HttpHeader::needUpdate(HttpHeader const *fresh) const
 {
     for (const auto e: fresh->entries) {
-        if (skipUpdateHeader(e->id))
+        if (!e || skipUpdateHeader(e->id))
             continue;
         String value;
         const char *name = e->name.termedBuf();