WARNING: line length of 85 exceeds 80 columns
#30: FILE: tools/testing/selftests/bpf/progs/string_kfuncs_success.c:34:
+__test(0) int test_strnstr_found2(void *ctx) { return bpf_strnstr(str, "hello", 5); }

WARNING: line length of 85 exceeds 80 columns
#31: FILE: tools/testing/selftests/bpf/progs/string_kfuncs_success.c:35:
+__test(0) int test_strnstr_found3(void *ctx) { return bpf_strnstr(str, "hello", 6); }

WARNING: line length of 92 exceeds 80 columns
#32: FILE: tools/testing/selftests/bpf/progs/string_kfuncs_success.c:36:
+__test(-ENOENT) int test_strnstr_notfound1(void *ctx) { return bpf_strnstr(str, "hi", 10); }

WARNING: line length of 94 exceeds 80 columns
#33: FILE: tools/testing/selftests/bpf/progs/string_kfuncs_success.c:37:
+__test(-ENOENT) int test_strnstr_notfound2(void *ctx) { return bpf_strnstr(str, "hello", 4); }

WARNING: line length of 89 exceeds 80 columns
#34: FILE: tools/testing/selftests/bpf/progs/string_kfuncs_success.c:38:
+__test(-ENOENT) int test_strnstr_notfound3(void *ctx) { return bpf_strnstr("", "a", 0); }

total: 0 errors, 5 warnings, 0 checks, 14 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 c30bc0acda05 ("selftests/bpf: Add tests for bpf_strnstr") 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, 0 checks, 14 lines checked