WARNING: line length of 83 exceeds 80 columns
#94: FILE: kernel/bpf/verifier.c:23536:
+		err = module_kallsyms_on_each_symbol(mod_name, symbol_mod_callback,

WARNING: line length of 88 exceeds 80 columns
#112: FILE: kernel/bpf/verifier.c:23799:
+					ret = bpf_lookup_attach_addr(mod, tname, &addr);

WARNING: line length of 81 exceeds 80 columns
#118: FILE: kernel/bpf/verifier.c:23803:
+				ret = bpf_lookup_attach_addr(NULL, tname, &addr);

WARNING: From:/Signed-off-by: email address mismatch: 'From: Menglong Dong <menglong8.dong@gmail.com>' != 'Signed-off-by: Menglong Dong <dongml2@chinatelecom.cn>'

total: 0 errors, 4 warnings, 0 checks, 96 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 7629a3c5098e ("bpf: make the attach target more accurate") 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, 4 warnings, 0 checks, 96 lines checked