WARNING: line length of 86 exceeds 80 columns
#138: FILE: tools/testing/selftests/net/forwarding/lib.sh:390:
+		echo "SKIP: Invalid environment, missing configuration: ${missing[*]}"

WARNING: line length of 84 exceeds 80 columns
#161: FILE: tools/testing/selftests/net/forwarding/lib.sh:413:
+		echo "SKIP: test uses NIC_SETUP=yes but NUM_NETIFS is bigger than 2"

WARNING: line length of 88 exceeds 80 columns
#167: FILE: tools/testing/selftests/net/forwarding/lib.sh:419:
+	# Populate the NETIF and TARGETS arrays automatically based on the env variables

WARNING: line length of 96 exceeds 80 columns
#176: FILE: tools/testing/selftests/net/forwarding/lib.sh:428:
+		remote_netif=$(TARGET="$REMOTE_TYPE:$REMOTE_ARGS" get_ifname_by_ip "$REMOTE_V4")

WARNING: line length of 96 exceeds 80 columns
#178: FILE: tools/testing/selftests/net/forwarding/lib.sh:430:
+		remote_netif=$(TARGET="$REMOTE_TYPE:$REMOTE_ARGS" get_ifname_by_ip "$REMOTE_V6")

total: 0 errors, 5 warnings, 0 checks, 140 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 e2bc2cc8dfc9 ("selftests: net: extend lib.sh to parse drivers/net/net.config") 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, 5 warnings, 0 checks, 140 lines checked