WARNING: line length of 99 exceeds 80 columns
#114: FILE: kernel/bpf/helpers.c:2376:
+__bpf_kfunc struct bpf_rb_node *bpf_rbtree_left(struct bpf_rb_root *root, struct bpf_rb_node *node)

WARNING: line length of 81 exceeds 80 columns
#116: FILE: kernel/bpf/helpers.c:2378:
+	struct bpf_rb_node_kern *node_internal = (struct bpf_rb_node_kern *)node;

WARNING: line length of 100 exceeds 80 columns
#124: FILE: kernel/bpf/helpers.c:2386:
+__bpf_kfunc struct bpf_rb_node *bpf_rbtree_right(struct bpf_rb_root *root, struct bpf_rb_node *node)

WARNING: line length of 81 exceeds 80 columns
#126: FILE: kernel/bpf/helpers.c:2388:
+	struct bpf_rb_node_kern *node_internal = (struct bpf_rb_node_kern *)node;

WARNING: line length of 84 exceeds 80 columns
#198: FILE: kernel/bpf/verifier.c:12706:
+		       kfunc_btf_id == special_kfunc_list[KF_bpf_rbtree_add_impl] ||

WARNING: line length of 106 exceeds 80 columns
#209: FILE: kernel/bpf/verifier.c:13233:
+					verbose(env, "%s node input must be non-owning ref\n", func_name);

WARNING: line length of 97 exceeds 80 columns
#214: FILE: kernel/bpf/verifier.c:13237:
+					verbose(env, "%s not allowed in rbtree cb\n", func_name);

total: 0 errors, 7 warnings, 0 checks, 103 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 382a203d4822 ("bpf: Add bpf_rbtree_{root,left,right} kfunc") 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, 7 warnings, 0 checks, 103 lines checked