WARNING: line length of 85 exceeds 80 columns
#124: FILE: tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c:153:
+		err = append_tid(net_config->veth_cfg[i].namespace, NS_NAME_MAX_LEN);

WARNING: line length of 88 exceeds 80 columns
#129: FILE: tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c:157:
+		err = append_tid(net_config->veth_cfg[i].local_veth, VETH_NAME_MAX_LEN);

WARNING: line length of 92 exceeds 80 columns
#143: FILE: tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c:163:
+		    net_config->veth_cfg[i].local_veth, net_config->veth_cfg[i].remote_veth,

WARNING: line length of 87 exceeds 80 columns
#145: FILE: tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c:165:
+		SYS(fail, "ip link set dev %s up", net_config->veth_cfg[i].local_veth);

WARNING: line length of 91 exceeds 80 columns
#151: FILE: tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c:171:
+		SYS(fail, "ip -n %s link set dev %s up", net_config->veth_cfg[i].namespace,

WARNING: line length of 92 exceeds 80 columns
#169: FILE: tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c:187:
+		bpf_xdp_detach(if_nametoindex(net_config->veth_cfg[i].local_veth), 0, NULL);

WARNING: line length of 91 exceeds 80 columns
#173: FILE: tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c:190:
+			bpf_xdp_detach(if_nametoindex(net_config->veth_cfg[i].remote_veth),

WARNING: line length of 81 exceeds 80 columns
#180: FILE: tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c:195:
+		SYS_NOFAIL("ip link del %s", net_config->veth_cfg[i].local_veth);

WARNING: line length of 81 exceeds 80 columns
#181: FILE: tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c:196:
+		SYS_NOFAIL("ip netns del %s", net_config->veth_cfg[i].namespace);

WARNING: line length of 89 exceeds 80 columns
#215: FILE: tools/testing/selftests/bpf/prog_tests/test_xdp_veth.c:259:
+		interface_id = if_nametoindex(net_config.veth_cfg[next_veth].local_veth);

total: 0 errors, 10 warnings, 0 checks, 211 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit e38253abdc59 ("selftests/bpf: test_xdp_veth: Create struct net_configuration") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 10 warnings, 0 checks, 211 lines checked