From 5c3d45767e5cfe78bee0724e3a3711112a8d430c Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles@transmissionbt.com>
Date: Thu, 16 Aug 2007 20:59:09 +0000
Subject: [PATCH] fix crash-on-startup bug reported by Lacrocivious

---
 libtransmission/tracker.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/libtransmission/tracker.c b/libtransmission/tracker.c
index ae1c146f7..7322cbf78 100644
--- a/libtransmission/tracker.c
+++ b/libtransmission/tracker.c
@@ -605,7 +605,14 @@ onTrackerScrapeNow( void * vt )
 {
     Tracker * t = (Tracker*) vt;
 
-    assert( tr_ptrArrayEmpty( t->scraping ) );
+    if( !tr_ptrArrayEmpty( t->scraping ) )
+    {
+        /* there's already a scrape going for this tracker...
+           we only one one at a time, so don't do anything yet.
+           when the current scrape is done, onScrapeResponse()
+           will call us again. */
+        return FALSE;
+    }
 
     if( !tr_ptrArrayEmpty( t->scrapeQueue ) )
     {