summaryrefslogtreecommitdiff
path: root/drivers/net/vmxnet3/vmxnet3_ethtool.c
diff options
context:
space:
mode:
authorArnd Bergmann <arnd@arndb.de>2013-04-09 13:50:59 (GMT)
committerArnd Bergmann <arnd@arndb.de>2013-04-09 14:01:23 (GMT)
commit835f9c38bbb4498c3d43b7466964bdadbb1fd244 (patch)
treeade5aec66bc7ddb97048c4f141932de0f93369b9 /drivers/net/vmxnet3/vmxnet3_ethtool.c
parentf5f29151588744ea2e283971cb0ad403ee04e3e2 (diff)
parenta937536b868b8369b98967929045f1df54234323 (diff)
downloadlinux-fsl-qoriq-835f9c38bbb4498c3d43b7466964bdadbb1fd244.tar.xz
Merge tag 'v3.9-rc3' into next/multiplatform
Linux 3.9-rc3 Conflicts: arch/arm/Kconfig arch/arm/mach-spear/spear3xx.c arch/arm/plat-spear/Kconfig This is a dependency for ux500/multiplatform Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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 a0feb17..63a1243 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) &