WARNING: line length of 85 exceeds 80 columns
#224: FILE: tools/testing/selftests/net/ppp/pppoe.sh:24:
+PPPOE_PLUGIN=$(find /usr/{lib,lib64,lib32}/pppd/ -name pppoe.so -type f -print -quit)

total: 0 errors, 1 warnings, 0 checks, 193 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 30796f958fae ("selftests: net: add tests for PPP") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 1 warnings, 0 checks, 193 lines checked