[ewg] [GIT PULL] - cxgb4 vlan fixes

[Steve Wise]

Hey vlad, please pull this commit from:

git://git.openfabrics.org/~swise/compat-rdma for-vlad

It fixes some vlan bugs found testing OFED-3.12-1-rc1. Bug 2499.

Thanks,

===

commit 11c62b41fabcf3a286abf6ac6d8d464380dff521
Author: Steve Wise <swise at opengridcomputing.com>
Date:   Thu Aug 28 16:07:29 2014 -0500

     cxgb4: Fix vlan support in sles and rhel backport.

     If a tagged packet arrives it will cause a crash in t4_ethrx_handler()
     due to a bug in the backports causing a skb to be freed twice. Also in
     the RHEL backport, needed to add a vlan netdev op for it to work at 
all.

     Signed-off-by: Steve Wise <swise at opengridcomputing.com>