tools/tcplife: Remove dead code

Signed-off-by: Hengqi Chen <[email protected]>

tools/tcplife.py

@@ -25,7 +25,7 @@
 from __future__ import print_function
 from bcc import BPF
 import argparse
-from socket import inet_ntop, ntohs, AF_INET, AF_INET6
+from socket import inet_ntop, AF_INET, AF_INET6
 from struct import pack
 from time import strftime
 
@@ -191,13 +191,13 @@
  FILTER_PID
 
  // get throughput stats. see tcp_get_info().
- u64 rx_b = 0, tx_b = 0, sport = 0;
+ u64 rx_b = 0, tx_b = 0;
  struct tcp_sock *tp = (struct tcp_sock *)sk;
  rx_b = tp->bytes_received;
  tx_b = tp->bytes_acked;
 
  u16 family = sk->__sk_common.skc_family;
- 
+
  FILTER_FAMILY
 
  if (family == AF_INET) {
@@ -318,12 +318,12 @@
  if (mep != 0)
  pid = mep->pid;
  FILTER_PID
- 
+
  u16 family = args->family;
  FILTER_FAMILY
 
  // get throughput stats. see tcp_get_info().
- u64 rx_b = 0, tx_b = 0, sport = 0;
+ u64 rx_b = 0, tx_b = 0;
  struct tcp_sock *tp = (struct tcp_sock *)sk;
  rx_b = tp->bytes_received;
  tx_b = tp->bytes_acked;