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switchdev: enforce no pvid flag in vlan ranges

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We shouldn't allow BRIDGE_VLAN_INFO_PVID flag in VLAN ranges.

Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Acked-by: Elad Raz <eladr@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Aleksandrov
2015-10-12 14:01:39 +02:00
committed by David S. Miller
parent f83665d0c4
commit cc02aa8e41
1 changed files with 3 additions and 0 deletions
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3
net/switchdev/switchdev.c
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@@ -727,6 +727,9 @@ static int switchdev_port_br_afspec(struct net_device *dev,
if (vlan.vid_begin) if (vlan.vid_begin)
return -EINVAL; return -EINVAL;
vlan.vid_begin = vinfo->vid; vlan.vid_begin = vinfo->vid;
/* don't allow range of pvids */
if (vlan.flags & BRIDGE_VLAN_INFO_PVID)
return -EINVAL;
} else if (vinfo->flags & BRIDGE_VLAN_INFO_RANGE_END) { } else if (vinfo->flags & BRIDGE_VLAN_INFO_RANGE_END) {
if (!vlan.vid_begin) if (!vlan.vid_begin)
return -EINVAL; return -EINVAL;