WARNING: line length of 81 exceeds 80 columns
#134: FILE: kernel/bpf/verifier.c:10498:
+static int check_reference_leak(struct bpf_verifier_env *env, enum bpf_exit exit)

WARNING: line length of 97 exceeds 80 columns
#150: FILE: kernel/bpf/verifier.c:10517:
+static int check_resource_leak(struct bpf_verifier_env *env, enum bpf_exit exit, bool check_lock)

WARNING: line length of 92 exceeds 80 columns
#230: FILE: kernel/bpf/verifier.c:18784:
+				if (insn->src_reg == 0 && insn->imm == BPF_FUNC_tail_call) {

WARNING: line length of 98 exceeds 80 columns
#231: FILE: kernel/bpf/verifier.c:18785:
+					/* Explore both cases: tail_call fails and we fallthrough,

WARNING: Prefer 'fallthrough;' over fallthrough comment
#231: FILE: kernel/bpf/verifier.c:18785:
+					/* Explore both cases: tail_call fails and we fallthrough,

WARNING: line length of 91 exceeds 80 columns
#232: FILE: kernel/bpf/verifier.c:18786:
+					 * or it succeeds and we exit the current function.

WARNING: line length of 102 exceeds 80 columns
#234: FILE: kernel/bpf/verifier.c:18788:
+					if (!push_stack(env, env->insn_idx + 1, env->insn_idx, false))

WARNING: line length of 111 exceeds 80 columns
#236: FILE: kernel/bpf/verifier.c:18790:
+					/* bpf_tail_call() doesn't set r0 on failure / in the fallthrough case.

WARNING: Prefer 'fallthrough;' over fallthrough comment
#236: FILE: kernel/bpf/verifier.c:18790:
+					/* bpf_tail_call() doesn't set r0 on failure / in the fallthrough case.

WARNING: line length of 107 exceeds 80 columns
#237: FILE: kernel/bpf/verifier.c:18791:
+					 * But it does on success, so we have to mark it after queueing the

WARNING: line length of 92 exceeds 80 columns
#238: FILE: kernel/bpf/verifier.c:18792:
+					 * fallthrough case, but before prepare_func_exit().

WARNING: Prefer 'fallthrough;' over fallthrough comment
#238: FILE: kernel/bpf/verifier.c:18792:
+					 * fallthrough case, but before prepare_func_exit().

WARNING: line length of 113 exceeds 80 columns
#240: FILE: kernel/bpf/verifier.c:18794:
+					__mark_reg_unknown(env, &state->frame[state->curframe]->regs[BPF_REG_0]);

WARNING: line length of 96 exceeds 80 columns
#262: FILE: kernel/bpf/verifier.c:18832:
+				err = check_resource_leak(env, exit, !env->cur_state->curframe);

WARNING: line length of 98 exceeds 80 columns
#279: FILE: kernel/bpf/verifier.c:18858:
+				/* BPF_EXIT instruction is the only one that doesn't intrinsically

WARNING: line length of 94 exceeds 80 columns
#293: FILE: kernel/bpf/verifier.c:18892:
+				/* Explore both cases: LD_ABS|IND succeeds and we fallthrough,

WARNING: Prefer 'fallthrough;' over fallthrough comment
#293: FILE: kernel/bpf/verifier.c:18892:
+				/* Explore both cases: LD_ABS|IND succeeds and we fallthrough,

WARNING: line length of 94 exceeds 80 columns
#296: FILE: kernel/bpf/verifier.c:18895:
+				if (!push_stack(env, env->insn_idx + 1, env->insn_idx, false))

total: 0 errors, 18 warnings, 0 checks, 169 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 de61e98dfe36 ("bpf: Account for early exit of bpf_tail_call() and LD_ABS") 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, 18 warnings, 0 checks, 169 lines checked