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authorWang Sheng-Hui <shhuiw@foxmail.com>2018-04-17 10:25:20 +0800
committerDaniel Borkmann <daniel@iogearbox.net>2018-04-18 14:45:26 +0200
commit97c33610acc596f318f3ec8d644ca70aeac30a7f (patch)
tree17ed267d2d3bccf2c7da9d6f76cf9879ef8064bc /samples
parent0934dfa6d345783bdeead0aba49ced24944eb29a (diff)
downloadlinux-0-day-97c33610acc596f318f3ec8d644ca70aeac30a7f.tar.gz
linux-0-day-97c33610acc596f318f3ec8d644ca70aeac30a7f.tar.xz
samples/bpf: correct comment in sock_example.c
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>
Diffstat (limited to 'samples')
-rw-r--r--samples/bpf/sock_example.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/samples/bpf/sock_example.c b/samples/bpf/sock_example.c
index 6fc6e193ef1b1..33a637507c00f 100644
--- 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>