WARNING: line length of 90 exceeds 80 columns
#36: FILE: kernel/bpf/helpers.c:2531:
+__bpf_kfunc bool bpf_list_is_first(struct bpf_list_head *head, struct bpf_list_node *node)

WARNING: line length of 89 exceeds 80 columns
#50: FILE: kernel/bpf/helpers.c:2545:
+__bpf_kfunc bool bpf_list_is_last(struct bpf_list_head *head, struct bpf_list_node *node)

WARNING: line length of 82 exceeds 80 columns
#128: FILE: kernel/bpf/verifier.c:13104:
+		       kfunc_btf_id == special_kfunc_list[KF_bpf_list_add_impl] ||

WARNING: line length of 82 exceeds 80 columns
#129: FILE: kernel/bpf/verifier.c:13105:
+		       kfunc_btf_id == special_kfunc_list[KF_bpf_list_is_first] ||

total: 0 errors, 4 warnings, 0 checks, 92 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 272a578c7737 ("bpf: add bpf_list_is_first/last/empty 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, 4 warnings, 0 checks, 92 lines checked