ixgbe: Fix NULL pointer dereference in ethtool loopback test
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.11.16 by commit 758d19098df4b0bbca9f40d6ae6c82c9c18b9bba, it was introduced in version v5.11 by commit b02e5a0ebb172c8276cea3151942aac681f7a4a6. For more details please see the references link.