WARNING: line length of 93 exceeds 80 columns
#51: FILE: tools/testing/selftests/net/ovpn/common.sh:74:
+			ip netns exec peer0 ${OVPN_CLI} new_multi_peer tun0 ${dev} ${laddr} \

ERROR: spaces required around that ':' (ctx:VxW)
#193: FILE: tools/testing/selftests/net/ovpn/ovpn-cli.c:540:
+			 (socktype == SOCK_STREAM ? 0: AI_V4MAPPED) |
 			                             ^

WARNING: line length of 133 exceeds 80 columns
#199: FILE: tools/testing/selftests/net/ovpn/ovpn-cli.c:546:
+		fprintf(stderr, "laddr %s, lport %s, getaddrinfo on local address: %s\n", ctx->laddr, ctx->lport, gai_strerror(ret));

CHECK: Comparison to NULL could be written "curr_ai"
#206: FILE: tools/testing/selftests/net/ovpn/ovpn-cli.c:550:
+	for (curr_ai = list_ai; curr_ai != NULL; curr_ai = curr_ai->ai_next) {

WARNING: Missing a blank line after declarations
#235: FILE: tools/testing/selftests/net/ovpn/ovpn-cli.c:575:
+	int socket = ovpn_setup_socket(ctx, family, SOCK_DGRAM);
+	if (socket < 0)

WARNING: Missing a blank line after declarations
#247: FILE: tools/testing/selftests/net/ovpn/ovpn-cli.c:586:
+	int ret, socket = ovpn_setup_socket(ctx, family, SOCK_STREAM);
+	if (socket < 0)

WARNING: line length of 83 exceeds 80 columns
#397: FILE: tools/testing/selftests/net/ovpn/ovpn-cli.c:2263:
+		ret = ovpn_parse_new_peer(ovpn, argv[4], argv[5], argv[8], argv[9],

WARNING: line length of 102 exceeds 80 columns
#462: FILE: tools/testing/selftests/net/ovpn/test-bind.sh:66:
+	ip netns exec peer1 ${OVPN_CLI} new_peer tun1 ${dev1} 1 10 ${raddr4_peer2} 1 ${raddr4_peer1} 1

WARNING: line length of 102 exceeds 80 columns
#465: FILE: tools/testing/selftests/net/ovpn/test-bind.sh:68:
+	ip netns exec peer2 ${OVPN_CLI} new_peer tun2 ${dev2} 10 1 ${raddr4_peer1} 1 ${raddr4_peer2} 1

WARNING: line length of 94 exceeds 80 columns
#472: FILE: tools/testing/selftests/net/ovpn/test-bind.sh:74:
+	timeout 2 ip netns exec peer1 tcpdump -i veth1 "${PROTO,,}" and host ${raddr4_peer2} \

WARNING: line length of 94 exceeds 80 columns
#476: FILE: tools/testing/selftests/net/ovpn/test-bind.sh:77:
+	timeout 2 ip netns exec peer1 tcpdump -i veth2 "${PROTO,,}" and host ${raddr4_peer2} \

WARNING: Possible repeated word: 'any'
#517: FILE: tools/testing/selftests/net/ovpn/test-bind.sh:105:
+	run_bind_test any any 10.10.10.2 10.10.10.1

WARNING: Possible repeated word: 'any'
#521: FILE: tools/testing/selftests/net/ovpn/test-bind.sh:109:
+	run_bind_test any any 20.20.20.2 20.20.20.1

WARNING: Possible repeated word: 'any'
#537: FILE: tools/testing/selftests/net/ovpn/test-mark.sh:29:
+ip netns exec peer0 ${OVPN_CLI} new_multi_peer tun0 any any 1 ${UDP_PEERS_FILE} ${MARK}

WARNING: line length of 87 exceeds 80 columns
#537: FILE: tools/testing/selftests/net/ovpn/test-mark.sh:29:
+ip netns exec peer0 ${OVPN_CLI} new_multi_peer tun0 any any 1 ${UDP_PEERS_FILE} ${MARK}

total: 1 errors, 13 warnings, 1 checks, 471 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 704c289e4d24 ("selftests: ovpn: add test for bound address") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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.