From: Fangyin Hu <fangyinx.hu@intel.com>
Date: Thu, 22 Jun 2017 09:32:56 +0000 (-0700)
Subject: 	Fix the tcpdump start issue.
X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=commitdiff_plain;h=2a17b5c9e6746cff71eff0e0a9c6f822eb6645f8

	Fix the tcpdump start issue.

Change-Id: I529899bdc031e8d5e367bad5a829857c2c83a3ba
Signed-off-by: Fangyin Hu <fangyinx.hu@intel.com>
---

diff --git a/nsh_sfc_tests/sfc_scripts/start_tcpdump.sh b/nsh_sfc_tests/sfc_scripts/start_tcpdump.sh
index 9d51e667bd..46f8217e26 100755
--- a/nsh_sfc_tests/sfc_scripts/start_tcpdump.sh
+++ b/nsh_sfc_tests/sfc_scripts/start_tcpdump.sh
@@ -6,6 +6,11 @@ PWDDIR=$(pwd)
 cd ${ROOTDIR}/nsh_sfc_tests/sfc_scripts/
 sudo rm -f temp_packet.pcap
 
-sudo tcpdump -i $1 -c 1 -w temp_packet.pcap dst host $2 >/dev/null 2>&1 &
+sudo /usr/sbin/tcpdump -i $1 -c 1 -w temp_packet.pcap dst host $2 &
+
+if [ ! $? -eq 0 ]; then
+    echo "Start the tcpdump failed!!!"
+    exit 1
+fi
 
 cd ${PWDDIR}