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authorLendacky, Thomas <Thomas.Lendacky@amd.com>2014-06-24 16:19:18 -0500
committerDavid S. Miller <davem@davemloft.net>2014-06-26 17:14:04 -0700
commitc52e9c6385ec5578eaac2989b855742e52777711 (patch)
tree2fe5ceee2dd7744520268fd393aaaeb83ac676c2
parent6e5eed042fcac4166874d25cf9fb89bee841eb26 (diff)
downloadop-kernel-dev-c52e9c6385ec5578eaac2989b855742e52777711.zip
op-kernel-dev-c52e9c6385ec5578eaac2989b855742e52777711.tar.gz
amd-xgbe: VLAN Rx tag stripping fix
When receiving a VLAN packet check to be sure that VLAN RX CTAG stripping is enabled before indicating that the tag has been stripped in the packet information data structure. Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-dev.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
index b239b21..d0f4379 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-dev.c
@@ -1113,6 +1113,7 @@ static int xgbe_dev_read(struct xgbe_channel *channel)
struct xgbe_ring_data *rdata;
struct xgbe_ring_desc *rdesc;
struct xgbe_packet_data *packet = &ring->packet_data;
+ struct net_device *netdev = channel->pdata->netdev;
unsigned int err, etlt;
DBGPR("-->xgbe_dev_read: cur = %d\n", ring->cur);
@@ -1153,7 +1154,8 @@ static int xgbe_dev_read(struct xgbe_channel *channel)
DBGPR(" err=%u, etlt=%#x\n", err, etlt);
if (!err || (err && !etlt)) {
- if (etlt == 0x09) {
+ if ((etlt == 0x09) &&
+ (netdev->features & NETIF_F_HW_VLAN_CTAG_RX)) {
XGMAC_SET_BITS(packet->attributes, RX_PACKET_ATTRIBUTES,
VLAN_CTAG, 1);
packet->vlan_ctag = XGMAC_GET_BITS_LE(rdesc->desc0,
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