WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#65: 
new file mode 100644

WARNING: line length of 82 exceeds 80 columns
#210: FILE: tools/testing/selftests/net/ncdevmem.c:141:
+	snprintf(command, sizeof(command), "sudo ethtool -G %s tcp-data-split %s",

WARNING: line length of 156 exceeds 80 columns
#484: FILE: tools/testing/selftests/net/ncdevmem.c:415:
+			printf("received frag_page=%llu, in_page_offset=%llu, frag_offset=%llu, frag_size=%u, token=%u, total_received=%lu, dmabuf_id=%u\n",

CHECK: Lines should not end with a '('
#504: FILE: tools/testing/selftests/net/ncdevmem.c:435:
+				validate_buffer(

CHECK: Lines should not end with a '('
#509: FILE: tools/testing/selftests/net/ncdevmem.c:440:
+				print_nonzero_bytes(

WARNING: line length of 91 exceeds 80 columns
#586: FILE: tools/testing/selftests/net/ncdevmem.c:517:
+		error(1, 0, "Configure dmabuf with header split off should have failed\n");

total: 0 errors, 4 warnings, 2 checks, 615 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 b9b3e53699f7 ("selftests: add ncdevmem, netcat for devmem TCP") 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, 2 checks, 615 lines checked