WARNING: line length of 83 exceeds 80 columns
#60: FILE: kernel/bpf/verifier.c:10193:
+		ret_type = btf_type_by_id(btf, prog->aux->attach_func_proto->type);

WARNING: line length of 114 exceeds 80 columns
#62: FILE: kernel/bpf/verifier.c:10195:
+			verbose(env, "Return kptr type, struct %s, doesn't match function prototype, struct %s\n",

WARNING: line length of 84 exceeds 80 columns
#106: FILE: kernel/bpf/verifier.c:15630:
+			t = btf_type_by_id(btf, prog->aux->attach_func_proto->type);

WARNING: line length of 86 exceeds 80 columns
#108: FILE: kernel/bpf/verifier.c:15632:
+				/* Allow struct_ops programs to return kptr or null if

WARNING: line length of 86 exceeds 80 columns
#110: FILE: kernel/bpf/verifier.c:15634:
+				 * check_reference_leak has ensured the returning kptr

WARNING: line length of 84 exceeds 80 columns
#111: FILE: kernel/bpf/verifier.c:15635:
+				 * matches the type of the function prototype and is

WARNING: line length of 89 exceeds 80 columns
#112: FILE: kernel/bpf/verifier.c:15636:
+				 * the only leaking reference. Thus, we can safely return

WARNING: line length of 91 exceeds 80 columns
#116: FILE: kernel/bpf/verifier.c:15640:
+					return __check_ptr_off_reg(env, reg, regno, false);

WARNING: From:/Signed-off-by: email address mismatch: 'From: Amery Hung <ameryhung@gmail.com>' != 'Signed-off-by: Amery Hung <amery.hung@bytedance.com>'

total: 0 errors, 9 warnings, 0 checks, 98 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 b3112eb9cb4e ("bpf: Allow struct_ops prog to return referenced kptr") 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, 9 warnings, 0 checks, 98 lines checked