diff options
author | Thomas Falcon <tlfalcon@linux.vnet.ibm.com> | 2016-03-03 15:22:36 -0600 |
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committer | David S. Miller <davem@davemloft.net> | 2016-03-07 14:38:52 -0500 |
commit | 2c42bf4b43170ee83354bb68a12f8fc84c2e27a9 (patch) | |
tree | e2cb055dbdf55853f61c13ff1f00fc26da41b96c /drivers/net/ethernet/ibm/ibmveth.c | |
parent | 48906f62c96cc2cd35753e59310cb70eb08cc6a5 (diff) | |
download | op-kernel-dev-2c42bf4b43170ee83354bb68a12f8fc84c2e27a9.zip op-kernel-dev-2c42bf4b43170ee83354bb68a12f8fc84c2e27a9.tar.gz |
ibmveth: check return of skb_linearize in ibmveth_start_xmit
If skb_linearize fails, the driver should drop the packet
instead of trying to copy it into the bounce buffer.
Signed-off-by: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ibm/ibmveth.c')
-rw-r--r-- | drivers/net/ethernet/ibm/ibmveth.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index 335417b..ebe6071 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -1166,7 +1166,10 @@ map_failed: if (!firmware_has_feature(FW_FEATURE_CMO)) netdev_err(netdev, "tx: unable to map xmit buffer\n"); adapter->tx_map_failed++; - skb_linearize(skb); + if (skb_linearize(skb)) { + netdev->stats.tx_dropped++; + goto out; + } force_bounce = 1; goto retry_bounce; } |