From 965a99a781788aef187869ec17994a006344c3bf Mon Sep 17 00:00:00 2001
From: Tim Wojtulewicz <tim@corelight.com>
Date: Thu, 23 May 2019 15:41:42 -0700
Subject: [PATCH] Fix potential null-dereference in current_time()

---
 src/util.cc | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/util.cc b/src/util.cc
index 7a5eb41c5f..2a6a5c37c4 100644
--- a/src/util.cc
+++ b/src/util.cc
@@ -1507,13 +1507,11 @@ double current_time(bool real)
 
 	double t = double(tv.tv_sec) + double(tv.tv_usec) / 1e6;
 
-	const iosource::Manager::PktSrcList& pkt_srcs(iosource_mgr->GetPktSrcs());
-
-	if ( ! pseudo_realtime || real || pkt_srcs.empty() )
+	if ( ! pseudo_realtime || real || ! iosource_mgr || iosource_mgr->GetPktSrcs().empty() )
 		return t;
 
 	// This obviously only works for a single source ...
-	iosource::PktSrc* src = pkt_srcs.front();
+	iosource::PktSrc* src = iosource_mgr->GetPktSrcs().front();
 
 	if ( net_is_processing_suspended() )
 		return src->CurrentPacketTimestamp();