WARNING: line length of 88 exceeds 80 columns
#50: FILE: kernel/bpf/btf.c:3962:
+	rec = kzalloc(struct_size(rec, fields, cnt), GFP_KERNEL_ACCOUNT | __GFP_NOWARN);

WARNING: line length of 81 exceeds 80 columns
#59: FILE: kernel/bpf/btf.c:9023:
+	new_cands = kmemdup(cands, sizeof_cands(cands->cnt), GFP_KERNEL_ACCOUNT);

WARNING: line length of 88 exceeds 80 columns
#68: FILE: kernel/bpf/btf.c:9031:
+	new_cands->name = kmemdup_nul(cands->name, cands->name_len, GFP_KERNEL_ACCOUNT);

WARNING: line length of 86 exceeds 80 columns
#77: FILE: kernel/bpf/btf.c:9115:
+		new_cands = kmalloc(sizeof_cands(cands->cnt + 1), GFP_KERNEL_ACCOUNT);

WARNING: line length of 97 exceeds 80 columns
#95: FILE: kernel/bpf/btf.c:9257:
+			cands.cands = kcalloc(cc->cnt, sizeof(*cands.cands), GFP_KERNEL_ACCOUNT);

WARNING: line length of 87 exceeds 80 columns
#117: FILE: kernel/bpf/verifier.c:1424:
+			       sizeof(struct bpf_reference_state), GFP_KERNEL_ACCOUNT);

WARNING: line length of 83 exceeds 80 columns
#153: FILE: kernel/bpf/verifier.c:2098:
+	elem = kzalloc(sizeof(struct bpf_verifier_stack_elem), GFP_KERNEL_ACCOUNT);

WARNING: line length of 83 exceeds 80 columns
#162: FILE: kernel/bpf/verifier.c:2865:
+	elem = kzalloc(sizeof(struct bpf_verifier_stack_elem), GFP_KERNEL_ACCOUNT);

WARNING: line length of 95 exceeds 80 columns
#207: FILE: kernel/bpf/verifier.c:17696:
+	insn_state = env->cfg.insn_state = kvcalloc(insn_cnt, sizeof(int), GFP_KERNEL_ACCOUNT);

CHECK: multiple assignments should be avoided
#207: FILE: kernel/bpf/verifier.c:17696:
+	insn_state = env->cfg.insn_state = kvcalloc(insn_cnt, sizeof(int), GFP_KERNEL_ACCOUNT);

WARNING: line length of 95 exceeds 80 columns
#212: FILE: kernel/bpf/verifier.c:17700:
+	insn_stack = env->cfg.insn_stack = kvcalloc(insn_cnt, sizeof(int), GFP_KERNEL_ACCOUNT);

CHECK: multiple assignments should be avoided
#212: FILE: kernel/bpf/verifier.c:17700:
+	insn_stack = env->cfg.insn_stack = kvcalloc(insn_cnt, sizeof(int), GFP_KERNEL_ACCOUNT);

CHECK: multiple assignments should be avoided
#219: FILE: kernel/bpf/verifier.c:17706:
+	insn_postorder = env->cfg.insn_postorder =

WARNING: line length of 81 exceeds 80 columns
#229: FILE: kernel/bpf/verifier.c:17841:
+	krecord = kvcalloc(nfuncs, krec_size, GFP_KERNEL_ACCOUNT | __GFP_NOWARN);

WARNING: line length of 89 exceeds 80 columns
#238: FILE: kernel/bpf/verifier.c:17941:
+	info_aux = kcalloc(nfuncs, sizeof(*info_aux), GFP_KERNEL_ACCOUNT | __GFP_NOWARN);

WARNING: line length of 90 exceeds 80 columns
#256: FILE: kernel/bpf/verifier.c:19412:
+				backedge = kzalloc(sizeof(*backedge), GFP_KERNEL_ACCOUNT);

WARNING: line length of 85 exceeds 80 columns
#265: FILE: kernel/bpf/verifier.c:19476:
+	new_sl = kzalloc(sizeof(struct bpf_verifier_state_list), GFP_KERNEL_ACCOUNT);

WARNING: line length of 85 exceeds 80 columns
#281: FILE: kernel/bpf/verifier.c:22986:
+	state->frame[0] = kzalloc(sizeof(struct bpf_func_state), GFP_KERNEL_ACCOUNT);

WARNING: line length of 94 exceeds 80 columns
#290: FILE: kernel/bpf/verifier.c:23212:
+	prog->aux->ctx_arg_info = kmemdup_array(info, cnt, sizeof(*info), GFP_KERNEL_ACCOUNT);

WARNING: line length of 90 exceeds 80 columns
#323: FILE: kernel/bpf/verifier.c:24385:
+	env->scc_info = kvcalloc(next_scc_id, sizeof(*env->scc_info), GFP_KERNEL_ACCOUNT);

total: 0 errors, 17 warnings, 3 checks, 283 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 a0d16b66e84a ("bpf: include verifier memory allocations in memcg statistics") 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, 17 warnings, 3 checks, 283 lines checked