ERROR: Missing Signed-off-by: line(s) total: 1 errors, 0 warnings, 0 checks, 1 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. 0001-222.patch has style problems, please review. NOTE: If any of the errors are false positives, please report them to the maintainer, see CHECKPATCH in MAINTAINERS.