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authorJason Cooper <jason@lakedaemon.net>2013-04-15 14:55:23 +0000
committerJason Cooper <jason@lakedaemon.net>2013-04-15 14:55:23 +0000
commitb757f17e9184b65428c48a281d82f9acb3e96f0e (patch)
tree7dc22c9f82f78c20caeff00fdd68a2e92e40504a /drivers/net/vmxnet3/vmxnet3_ethtool.c
parent3c76a8a95daeecd881718f88324041f6a5faab86 (diff)
parentda497f6fbaa190d34907ecc9dd85cfc62ba9f5a2 (diff)
downloadlinux-next-b757f17e9184b65428c48a281d82f9acb3e96f0e.tar.gz
Merge tag 'tags/soc_for_v3.10' into mvebu/dt
Pulling in mvebu branches which contain changes to armada*.dts? files for LPAE conversion. mvebu soc changes for v3.10 - use the mvebu-mbus driver - prep for LPAE support Depends: - mvebu/cleanup (tags/cleanup_for_v3.10) - mvebu/drivers (tags/drivers_for_v3.10)
Diffstat (limited to 'drivers/net/vmxnet3/vmxnet3_ethtool.c')
-rw-r--r--drivers/net/vmxnet3/vmxnet3_ethtool.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c
index a0feb17a0238..63a124340cbe 100644
--- a/drivers/net/vmxnet3/vmxnet3_ethtool.c
+++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c
@@ -472,6 +472,12 @@ vmxnet3_set_ringparam(struct net_device *netdev,
VMXNET3_RX_RING_MAX_SIZE)
return -EINVAL;
+ /* if adapter not yet initialized, do nothing */
+ if (adapter->rx_buf_per_pkt == 0) {
+ netdev_err(netdev, "adapter not completely initialized, "
+ "ring size cannot be changed yet\n");
+ return -EOPNOTSUPP;
+ }
/* round it up to a multiple of VMXNET3_RING_SIZE_ALIGN */
new_tx_ring_size = (param->tx_pending + VMXNET3_RING_SIZE_MASK) &