diff options
| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2011-05-14 01:16:02 +0000 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2011-06-23 22:46:37 -0700 |
| commit | 1f4d51836f5e49f2e5201f1daf90239c04b3faf2 (patch) | |
| tree | e6bb9cd4125067201c9ec57961ebbeecf7d912dc /drivers/net/ixgbe | |
| parent | 2ba279e2f72a9112a2536eabc8fae5413bbbdfb6 (diff) | |
| download | linux-stable-1f4d51836f5e49f2e5201f1daf90239c04b3faf2.tar.gz linux-stable-1f4d51836f5e49f2e5201f1daf90239c04b3faf2.tar.bz2 linux-stable-1f4d51836f5e49f2e5201f1daf90239c04b3faf2.zip | |
ixgbe: fix ring assignment issues for SR-IOV and drop cases
This change fixes the fact that we would trigger a null pointer dereference
or specify the wrong ring if the rings were restored. This change makes
certain that the DROP queue is a static value, and all other rings are
based on the ring offsets for the PF.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ixgbe')
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_ethtool.c | 2 | ||||
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_main.c | 8 |
2 files changed, 7 insertions, 3 deletions
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c index 596d7943024f..074e9baf069a 100644 --- a/drivers/net/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ixgbe/ixgbe_ethtool.c @@ -2677,6 +2677,8 @@ static int ixgbe_add_ethtool_fdir_entry(struct ixgbe_adapter *adapter, /* program filters to filter memory */ err = ixgbe_fdir_write_perfect_filter_82599(hw, &input->filter, input->sw_idx, + (input->action == IXGBE_FDIR_DROP_QUEUE) ? + IXGBE_FDIR_DROP_QUEUE : adapter->rx_ring[input->action]->reg_idx); if (err) goto err_out_w_lock; diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 2886daec70ae..916a2b64e5f5 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -3755,9 +3755,11 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter) hlist_for_each_entry_safe(filter, node, node2, &adapter->fdir_filter_list, fdir_node) { ixgbe_fdir_write_perfect_filter_82599(hw, - &filter->filter, - filter->sw_idx, - filter->action); + &filter->filter, + filter->sw_idx, + (filter->action == IXGBE_FDIR_DROP_QUEUE) ? + IXGBE_FDIR_DROP_QUEUE : + adapter->rx_ring[filter->action]->reg_idx); } spin_unlock(&adapter->fdir_perfect_lock); |