WARNING: line length of 82 exceeds 80 columns
#31: FILE: kernel/bpf/helpers.c:2774:
+				struct bpf_dynptr *src_ptr, u32 src_off, u32 size)

WARNING: line length of 93 exceeds 80 columns
#58: FILE: kernel/bpf/helpers.c:2801:
+			err = err ?: __bpf_dynptr_read(buf, chunk_sz, src, src_off + off, 0);

WARNING: line length of 94 exceeds 80 columns
#59: FILE: kernel/bpf/helpers.c:2802:
+			err = err ?: __bpf_dynptr_write(dst, dst_off + off, buf, chunk_sz, 0);

total: 0 errors, 3 warnings, 0 checks, 70 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 56a20d715145 ("bpf/helpers: introduce bpf_dynptr_copy 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, 3 warnings, 0 checks, 70 lines checked