staging: et131x: Remove redundant replica loopback code

A mechanism used to set the phy in loopback mode is not present in the driver, making associated checks and variables redundant. Removing them.

Signed-off-by: Mark Einon <mark.einon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
4 files changed