[PATCH for v4.9 LTS 48/86] ibmveth: Add a proper check for the availability of the checksum features

From: Thomas Huth [ Upstream commit 23d28a859fb847fd7fcfbd31acb3b160abb5d6ae ] When using the ibmveth driver in a KVM/QEMU based VM, it currently always prints out a scary error message like this when it is started: ibmveth 7103 (unregistered net_device): unable to

[PATCH for v4.9 LTS 48/86] ibmveth: Add a proper check for the availability of the checksum features

From: Thomas Huth [ Upstream commit 23d28a859fb847fd7fcfbd31acb3b160abb5d6ae ] When using the ibmveth driver in a KVM/QEMU based VM, it currently always prints out a scary error message like this when it is started: ibmveth 7103 (unregistered net_device): unable to change checksum