net: sch: sch_drr: add extack support
authorAlexander Aring <aring@mojatatu.com>
Wed, 20 Dec 2017 17:35:24 +0000 (12:35 -0500)
committerDavid S. Miller <davem@davemloft.net>
Thu, 21 Dec 2017 17:32:51 +0000 (12:32 -0500)
commita7c31693e1054fe9af08bc404cdd687c327d0fa6
tree5c4fb8e9cdf00e1a3aab878375c9a8f06b26bb4c
parent710fb39689d194aa0acf7928f387487c25fb2b8f
net: sch: sch_drr: add extack support

This patch adds extack support for the drr qdisc implementation by
adding NL_SET_ERR_MSG in validation of user input.
Also it serves to illustrate a use case of how the infrastructure ops
api changes are to be used by individual qdiscs.

Cc: David Ahern <dsahern@gmail.com>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: Alexander Aring <aring@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/sched/sch_drr.c