[PATCH 3.15 20/61] vxlan: use dev->needed_headroom instead of dev->hard_header_len

3.15-stable review patch. If anyone has any objections, please let me know. -- From: Cong Wang [ Upstream commit 2853af6a2ea1a8ed09b09dd4fb578e7f435e8d34 ] When we mirror packets from a vxlan tunnel to other device, the mirror device should see the same packets (that is,

[PATCH 3.15 20/61] vxlan: use dev-needed_headroom instead of dev-hard_header_len

3.15-stable review patch. If anyone has any objections, please let me know. -- From: Cong Wang cw...@twopensource.com [ Upstream commit 2853af6a2ea1a8ed09b09dd4fb578e7f435e8d34 ] When we mirror packets from a vxlan tunnel to other device, the mirror device should see the same