Extract ping and ping6 command execution so the return value can be
checked by the caller, this is needed for port isolation tests that are
intended to fail.
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 ##############################################################################
 # Tests
 
-ping_test()
+ping_do()
 {
        local if_name=$1
        local dip=$2
        local vrf_name
 
-       RET=0
-
        vrf_name=$(master_name_get $if_name)
        ip vrf exec $vrf_name $PING $dip -c 10 -i 0.1 -w 2 &> /dev/null
+}
+
+ping_test()
+{
+       RET=0
+
+       ping_do $1 $2
        check_err $?
        log_test "ping"
 }
 
-ping6_test()
+ping6_do()
 {
        local if_name=$1
        local dip=$2
        local vrf_name
 
-       RET=0
-
        vrf_name=$(master_name_get $if_name)
        ip vrf exec $vrf_name $PING6 $dip -c 10 -i 0.1 -w 2 &> /dev/null
+}
+
+ping6_test()
+{
+       RET=0
+
+       ping6_do $1 $2
        check_err $?
        log_test "ping6"
 }