WARNING: please, no space before tabs
#172: FILE: include/linux/sockptr.h:174:
+^Iint __user *__ptr __maybe_unused = __optlen; ^I^I\$

WARNING: please, no space before tabs
#184: FILE: include/linux/sockptr.h:186:
+#define put_optlen(__val, __optlen) ^I^I^I^I\$

WARNING: line length of 88 exceeds 80 columns
#863: FILE: net/netlink/af_netlink.c:1749:
+		if (put_optlen(ALIGN(BITS_TO_BYTES(nlk->ngroups), sizeof(u32)), optlen))

total: 0 errors, 3 warnings, 0 checks, 1248 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 06d26546a33c ("net: introduce get_optlen() and put_optlen() helpers") 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, 1248 lines checked