In /logs/firmware/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract/usr/libexec/zeroconf-ip.script line 6:

	logger -t $0 -p daemon.err -- $*

                  ^-- SC2086 (info): Double quote to prevent globbing and word splitting.

                                      ^-- SC2048 (warning): Use "$@" (with quotes) to prevent whitespace problems.

                                      ^-- SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 

	logger -t "$0" -p daemon.err -- "$*"

In /logs/firmware/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract/usr/libexec/zeroconf-ip.script line 23:

		$netd_notify_zc_cmd $address >/dev/null ||

                                    ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 

		$netd_notify_zc_cmd "$address" >/dev/null ||

In /logs/firmware/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract/usr/libexec/zeroconf-ip.script line 31:

		[ "$(ip -f inet route list dev $interface table linklocal 2>/dev/null)" ] ||

                                               ^--------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 

		[ "$(ip -f inet route list dev "$interface" table linklocal 2>/dev/null)" ] ||

In /logs/firmware/unblob_extracted/firmware_extract/4325012-58052244.squashfs_v4_le_extract/usr/libexec/zeroconf-ip.script line 32:

			ip -f inet route add default dev $interface table linklocal ||

                                                         ^--------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 

			ip -f inet route add default dev "$interface" table linklocal ||

For more information:

  https://www.shellcheck.net/wiki/SC2048 -- Use "$@" (with quotes) to prevent...

  https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent globbing ...