CHECK: Alignment should match open parenthesis
#40: FILE: kernel/bpf/helpers.c:3679:
+__bpf_kfunc int __bpf_strnstr(const char *s1, const char *s2, size_t len,
+							  bool ignore_case)

WARNING: line length of 81 exceeds 80 columns
#125: FILE: kernel/bpf/helpers.c:3776:
+__bpf_kfunc int bpf_strnstr(const char *s1__ign, const char *s2__ign, size_t len)

CHECK: Alignment should match open parenthesis
#145: FILE: kernel/bpf/helpers.c:3796:
+__bpf_kfunc int bpf_strncasestr(const char *s1__ign, const char *s2__ign,
+								size_t len)

total: 0 errors, 1 warnings, 2 checks, 138 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 c4dbb13cba8d ("bpf: add bpf_strcasestr,bpf_strncasestr kfuncs") 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.
total: 0 errors, 1 warnings, 2 checks, 138 lines checked