samples/bpf: add map_flags to bpf loader
note old loader is compatible with new kernel.
map_flags are optional
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/samples/bpf/sock_example.c b/samples/bpf/sock_example.c
index a0ce251..28b60ba 100644
--- a/samples/bpf/sock_example.c
+++ b/samples/bpf/sock_example.c
@@ -34,7 +34,7 @@
long long value = 0, tcp_cnt, udp_cnt, icmp_cnt;
map_fd = bpf_create_map(BPF_MAP_TYPE_ARRAY, sizeof(key), sizeof(value),
- 256);
+ 256, 0);
if (map_fd < 0) {
printf("failed to create map '%s'\n", strerror(errno));
goto cleanup;