Message ID | 1457040156-3377-1-git-send-email-tlfalcon@linux.vnet.ibm.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Thomas Falcon <tlfalcon@linux.vnet.ibm.com> Date: Thu, 3 Mar 2016 15:22:36 -0600 > 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> Applied, thank you.
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; }
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> --- drivers/net/ethernet/ibm/ibmveth.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)