WARNING: Missing a blank line after declarations
#61: FILE: kernel/bpf/verifier.c:11894:
+			struct bpf_verifier_state *branch;
+			mark_reg_scratched(env, BPF_REG_0);

WARNING: line length of 90 exceeds 80 columns
#62: FILE: kernel/bpf/verifier.c:11895:
+			branch = push_stack(env, env->insn_idx + 1, env->insn_idx, false);

total: 0 errors, 2 warnings, 0 checks, 94 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 f848052997b2 ("bpf: properly verify tail call behavior") 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, 2 warnings, 0 checks, 94 lines checked