WARNING: line length of 90 exceeds 80 columns #53: FILE: kernel/bpf/bpf_struct_ops.c:824: + /* Poison pointer on error instead of return for backward compatibility */ total: 0 errors, 1 warnings, 0 checks, 25 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 43ad08cafd24 ("bpf: Dissociate struct_ops program with map if map_update fails") 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, 0 checks, 25 lines checked