WARNING: line length of 118 exceeds 80 columns
#44: FILE: include/uapi/linux/bpf.h:5839:
+ * long bpf_copy_from_user_dynptr(const struct bpf_dynptr *dst, u32 offset, u32 size, const void *user_ptr, u64 flags)

WARNING: line length of 81 exceeds 80 columns
#53: FILE: include/uapi/linux/bpf.h:5848:
+ *		**-E2BIG** if *offset* + *len* exceeds the length of *src*'s data

WARNING: line length of 81 exceeds 80 columns
#55: FILE: include/uapi/linux/bpf.h:5850:
+ *		**-EINVAL** if *src* is an invalid dynptr or doesn't support this

CHECK: Alignment should match open parenthesis
#79: FILE: kernel/bpf/helpers.c:680:
+BPF_CALL_5(bpf_copy_from_user_dynptr, const struct bpf_dynptr_kern *, dst,
+	u32, offset, u32, size, const void __user *, user_ptr, u32, flags)

WARNING: line length of 96 exceeds 80 columns
#98: FILE: kernel/bpf/helpers.c:699:
+		return ____bpf_copy_from_user(dst->data + dst->offset + offset, size, user_ptr);

total: 0 errors, 4 warnings, 1 checks, 92 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 d5864c5b1b0c ("bpf: Implement bpf_copy_from_user_dynptr helper") 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, 1 checks, 92 lines checked