WARNING: line length of 95 exceeds 80 columns
#108: FILE: kernel/bpf/verifier.c:17418:
+	insn_postorder = env->cfg.insn_postorder = kvcalloc(insn_cnt, sizeof(int), GFP_KERNEL);

CHECK: multiple assignments should be avoided
#108: FILE: kernel/bpf/verifier.c:17418:
+	insn_postorder = env->cfg.insn_postorder = kvcalloc(insn_cnt, sizeof(int), GFP_KERNEL);

WARNING: line length of 83 exceeds 80 columns
#359: FILE: kernel/bpf/verifier.c:23600:
+	 *   - I.in  : a set of all registers that may be alive before I execution;

WARNING: line length of 82 exceeds 80 columns
#360: FILE: kernel/bpf/verifier.c:23601:
+	 *   - I.out : a set of all registers that may be alive after I execution;

WARNING: line length of 81 exceeds 80 columns
#361: FILE: kernel/bpf/verifier.c:23602:
+	 *   - insn_successors(I): a set of instructions S that might immediately

WARNING: line length of 84 exceeds 80 columns
#363: FILE: kernel/bpf/verifier.c:23604:
+	 * - associate separate empty sets 'I.in' and 'I.out' with each instruction;

WARNING: line length of 82 exceeds 80 columns
#479: FILE: tools/testing/selftests/bpf/prog_tests/align.c:640:
+			printf("Can't find initial line '%s'\n", main_pass_start);

total: 0 errors, 6 warnings, 1 checks, 406 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 62456ee4e015 ("bpf: simple DFA-based live registers analysis") 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, 6 warnings, 1 checks, 406 lines checked