WARNING: line length of 90 exceeds 80 columns
#91: FILE: tools/testing/selftests/drivers/net/hw/ethtool_rmon.sh:91:
+		if ! bucket_test "$iface" "$neigh" "$set" "$nbuckets" "${bucket[0]}"; then

WARNING: line length of 86 exceeds 80 columns
#133: FILE: tools/testing/selftests/drivers/net/hw/ethtool_rmon.sh:124:
+		netif_mtu["$iface"]=$(ip -j link show dev "$iface" | jq -r '.[0].mtu')

total: 0 errors, 2 warnings, 0 checks, 126 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 4b52bee882e0 ("selftests: drivers: hw: cleanup shellcheck warnings in the rmon test") 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, 2 warnings, 0 checks, 126 lines checked