WARNING: quoted string split across lines
#153: FILE: tools/testing/selftests/bpf/prog_tests/xdp_context_test_run.c:408:
+	SYS(close, "tc filter add dev " TAP_NAME " ingress "
+		   "protocol all matchall "

WARNING: quoted string split across lines
#154: FILE: tools/testing/selftests/bpf/prog_tests/xdp_context_test_run.c:409:
+		   "protocol all matchall "
+		   "action mirred ingress mirror dev " DUMMY_NAME);

total: 0 errors, 2 warnings, 0 checks, 212 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 a65ceffcc994 ("selftests/bpf: Cover metadata access from a modified skb clone") 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, 2 warnings, 0 checks, 212 lines checked