From c7d2a24438b8088284087a8f4e0b0aff6247eae9 Mon Sep 17 00:00:00 2001
From: Steve Pinkham <steve.pinkham@gmail.com>
Date: Tue, 9 Aug 2011 16:08:08 -0400
Subject: [PATCH] 2.02b: Fixed a minor NULL pointer crash in -Y mode

---
 ChangeLog | 5 +++++
 Makefile  | 2 +-
 config.h  | 2 +-
 crawler.c | 6 +++++-
 4 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index a15d811..bc669de 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Version 2.02b:
+--------------
+
+  - Fixed a minor NULL pointer crash in -Y mode.
+
 Version 2.01b:
 --------------
 
diff --git a/Makefile b/Makefile
index 5bcb41c..005c852 100644
--- a/Makefile
+++ b/Makefile
@@ -20,7 +20,7 @@
 #
 
 PROGNAME   = skipfish
-VERSION    = 2.01b
+VERSION    = 2.02b
 
 OBJFILES   = http_client.c database.c crawler.c analysis.c report.c
 INCFILES   = alloc-inl.h string-inl.h debug.h types.h http_client.h \
diff --git a/config.h b/config.h
index ab2fe35..616ae08 100644
--- a/config.h
+++ b/config.h
@@ -111,7 +111,7 @@
 #ifdef QUEUE_FILO
 #define DICT_BATCH     100              /* Brute-force queue block         */
 #else
-#define DICT_BATCH     600              /* Brute-force queue block         */
+#define DICT_BATCH     300              /* Brute-force queue block         */
 #endif /* ^QUEUE_FILO */
 
 /* Single query for IPS detection - Evil Query of Doom (tm). */
diff --git a/crawler.c b/crawler.c
index 8b8d3bb..6f67d6f 100644
--- a/crawler.c
+++ b/crawler.c
@@ -642,7 +642,11 @@ static void secondary_ext_start(struct pivot_desc* pv, struct http_request* req,
 
     /* Avoid foo.bar.bar. */
 
-    if (!strcasecmp((char*)lpos + 1, (char*)ex)){ i++; ck_free(tmp); continue; }
+    if (lpos && !strcasecmp((char*)lpos + 1, (char*)ex)) {
+      i++;
+      ck_free(tmp);
+      continue;
+    }
 
     sprintf((char*)tmp, "%s.%s", base_name, ex);