In /logs/firmware/patool_extraction/DUMP/mtdblock8_unblob_extracted/mtdblock8_extract/0-9650176.squashfs_v4_le_extract/etc/rc.d/rc.local line 4:

	echo $&commat

             ^-- SC2068 (error): Double quote array expansions to avoid re-splitting elements.

In /logs/firmware/patool_extraction/DUMP/mtdblock8_unblob_extracted/mtdblock8_extract/0-9650176.squashfs_v4_le_extract/etc/rc.d/rc.local line 15:

[ "$end" = "" ] && [ "$action" != "" ] || showUsage

                ^-- SC2015 (info): Note that A && B || C is not if-then-else. C may run when A is true.

In /logs/firmware/patool_extraction/DUMP/mtdblock8_unblob_extracted/mtdblock8_extract/0-9650176.squashfs_v4_le_extract/etc/rc.d/rc.local line 28:

		BurnInEnable_byte=`tdb get BurnIn BurnInEnable_byte`

                                  ^-- SC2006 (style): Use $(...) notation instead of legacy backticks `...`.

Did you mean: 

		BurnInEnable_byte=$(tdb get BurnIn BurnInEnable_byte)

For more information:

  https://www.shellcheck.net/wiki/SC2068 -- Double quote array expansions to ...

  https://www.shellcheck.net/wiki/SC2015 -- Note that A && B || C is not if-t...

  https://www.shellcheck.net/wiki/SC2006 -- Use $(...) notation instead of le...