WARNING: line length of 85 exceeds 80 columns
#175: FILE: tools/testing/selftests/bpf/progs/bpf_cc_cubic.c:94:
+		sndcnt = max(prr_delivered - tp->prr_out, (__u32)newly_acked_sacked);

WARNING: line length of 84 exceeds 80 columns
#206: FILE: tools/testing/selftests/bpf/progs/bpf_cubic.c:515:
+	if (ca->epoch_start && (__s32)(tcp_jiffies32 - ca->epoch_start) < (__s32)HZ)

CHECK: Alignment should match open parenthesis
#255: FILE: tools/testing/selftests/bpf/progs/bpf_iter_tasks.c:119:
+	if (bpf_strncmp(task_str2, 10, "test_data\0") != 0 || ret != 10 ||
+			(__u32)task->tgid != pid) {

WARNING: line length of 82 exceeds 80 columns
#661: FILE: tools/testing/selftests/bpf/progs/profiler.inc.h:405:
+			for (size_t i = 0; i < ARRAY_SIZE(arr_struct->array); i++)

WARNING: line length of 97 exceeds 80 columns
#798: FILE: tools/testing/selftests/bpf/progs/task_local_data.bpf.h:217:
+				if (likely((size_t)off < __PAGE_SIZE - size))			\

WARNING: line length of 97 exceeds 80 columns
#807: FILE: tools/testing/selftests/bpf/progs/task_local_data.bpf.h:226:
+					if (likely((size_t)off < __PAGE_SIZE - size)) {		\

CHECK: No space is necessary after a cast
#929: FILE: tools/testing/selftests/bpf/progs/test_global_func14.c:12:
+		return bpf_get_prandom_u32() < *(const __u32 *) s;

WARNING: line length of 83 exceeds 80 columns
#1022: FILE: tools/testing/selftests/bpf/progs/test_pkt_access.c:137:
+	if ((__u32)test_pkt_access_subprog3(3, skb) != skb->len * 3 * skb->ifindex)

WARNING: Unnecessary typecast of c90 int constant - '(int)0xdeadbeef' could be '0xdeadbeef'
#1183: FILE: tools/testing/selftests/bpf/progs/udp_limit.c:53:
+	if (!sk_storage || *sk_storage != (int)0xdeadbeef)

total: 0 errors, 7 warnings, 2 checks, 831 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 1578431ceccc ("selftests/bpf: Add -Wsign-compare C compilation flag") 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, 7 warnings, 2 checks, 831 lines checked