WARNING: line length of 91 exceeds 80 columns
#197: FILE: tools/testing/selftests/net/tcp_ao/icmps-discard.c:96:
+	test_assert_counters(NULL, &cnt1, &cnt2, TEST_CNT_GOOD | TEST_CNT_AO_DROPPED_ICMP);

CHECK: extern prototypes should be avoided in .h files
#423: FILE: tools/testing/selftests/net/tcp_ao/lib/aolib.h:523:
+extern int test_get_tcp_counters(int sk, struct tcp_counters *out);

CHECK: extern prototypes should be avoided in .h files
#473: FILE: tools/testing/selftests/net/tcp_ao/lib/aolib.h:573:
+extern test_cnt test_cmp_counters(struct tcp_counters *before,

CHECK: extern prototypes should be avoided in .h files
#475: FILE: tools/testing/selftests/net/tcp_ao/lib/aolib.h:575:
+extern int test_assert_counters_sk(const char *tst_name,

CHECK: Alignment should match open parenthesis
#476: FILE: tools/testing/selftests/net/tcp_ao/lib/aolib.h:576:
+extern int test_assert_counters_sk(const char *tst_name,
+		struct tcp_counters *before, struct tcp_counters *after,

CHECK: extern prototypes should be avoided in .h files
#482: FILE: tools/testing/selftests/net/tcp_ao/lib/aolib.h:581:
+extern void test_tcp_counters_free(struct tcp_counters *cnts);

WARNING: line length of 82 exceeds 80 columns
#546: FILE: tools/testing/selftests/net/tcp_ao/lib/sock.c:351:
+	out->ao.netns_ao_key_not_found = netstat_get(ns, "TCPAOKeyNotFound", &c3);

WARNING: line length of 82 exceeds 80 columns
#548: FILE: tools/testing/selftests/net/tcp_ao/lib/sock.c:353:
+	out->ao.netns_ao_dropped_icmp = netstat_get(ns, "TCPAODroppedIcmps", &c5);

WARNING: line length of 93 exceeds 80 columns
#710: FILE: tools/testing/selftests/net/tcp_ao/restore.c:75:
+		test_fail("%s(server): %s counter did not increase: %" PRIu64 " <= %" PRIu64,

WARNING: line length of 83 exceeds 80 columns
#714: FILE: tools/testing/selftests/net/tcp_ao/restore.c:78:
+		test_ok("%s(server): counter %s increased %" PRIu64 " => %" PRIu64,

total: 0 errors, 5 warnings, 5 checks, 993 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 faa75fd49e1e ("selftests/net: Fetch and check TCP-MD5 counters") 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, 5 warnings, 5 checks, 993 lines checked