From: Wang Sheng-Hui <shhuiw@foxmail.com>
Date: Tue, 17 Apr 2018 10:25:20 +0800
Subject: samples/bpf: correct comment in sock_example.c
Patch-mainline: v4.18-rc1
Git-commit: 97c33610acc596f318f3ec8d644ca70aeac30a7f
References: bsc#1109837

The program run against loopback interace "lo", not "eth0".
Correct the comment.

Signed-off-by: Wang Sheng-Hui <shhuiw@foxmail.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 samples/bpf/sock_example.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/samples/bpf/sock_example.c
+++ b/samples/bpf/sock_example.c
@@ -9,10 +9,10 @@
  *   if (value)
  *        (*(u64*)value) += 1;
  *
- * - attaches this program to eth0 raw socket
+ * - attaches this program to loopback interface "lo" raw socket
  *
  * - every second user space reads map[tcp], map[udp], map[icmp] to see
- *   how many packets of given protocol were seen on eth0
+ *   how many packets of given protocol were seen on "lo"
  */
 #include <stdio.h>
 #include <unistd.h>