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if_vlan(4): A VLAN always has a PCP and its ifnet's if_pcp should be set

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to the PCP value in use instead of IFNET_PCP_NONE.

MFC after:	1 week
Sponsored by:	Chelsio Communications
This commit is contained in:
Navdeep Parhar 2018-08-17 01:03:23 +00:00
parent 1e7bbbc54c
commit 32a52e9e39
1 changed files with 2 additions and 0 deletions
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2
sys/net/if_vlan.c
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@ -1435,6 +1435,7 @@ vlan_config(struct ifvlan *ifv, struct ifnet *p, uint16_t vid)
ifp->if_resolvemulti = p->if_resolvemulti; ifp->if_resolvemulti = p->if_resolvemulti;
ifp->if_addrlen = p->if_addrlen; ifp->if_addrlen = p->if_addrlen;
ifp->if_broadcastaddr = p->if_broadcastaddr; ifp->if_broadcastaddr = p->if_broadcastaddr;
ifp->if_pcp = ifv->ifv_pcp;
/* /*
* Copy only a selected subset of flags from the parent. * Copy only a selected subset of flags from the parent.
@ -1959,6 +1960,7 @@ vlan_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
break; break;
} }
ifv->ifv_pcp = ifr->ifr_vlan_pcp; ifv->ifv_pcp = ifr->ifr_vlan_pcp;
ifp->if_pcp = ifv->ifv_pcp;
vlan_tag_recalculate(ifv); vlan_tag_recalculate(ifv);
/* broadcast event about PCP change */ /* broadcast event about PCP change */
EVENTHANDLER_INVOKE(ifnet_event, ifp, IFNET_EVENT_PCP); EVENTHANDLER_INVOKE(ifnet_event, ifp, IFNET_EVENT_PCP);