WARNING: line length of 87 exceeds 80 columns
#64: FILE: kernel/bpf/bpf_struct_ops.c:677:
+static int bpf_struct_ops_prepare_attach(struct bpf_struct_ops_map *st_map, u64 cookie)

WARNING: line length of 84 exceeds 80 columns
#211: FILE: kernel/bpf/helpers.c:1901:
+	run_ctx = container_of(current->bpf_ctx, struct bpf_tramp_run_ctx, run_ctx);

total: 0 errors, 2 warnings, 0 checks, 186 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 8d7bd340da98 ("bpf: Support cookie for linked-based struct_ops attachment") 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, 186 lines checked