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i40e: fix a bug in debugfs with add/del macaddr

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The new code flow requires us to grab the filter list lock before
adding/deleting the filter.

Change-ID: I4eaef508ab4da2d1b2e23f20f2a78d931d5b6aeb
Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Anjali Singhai Jain 2015-10-01 14:37:35 -04:00 committed by Jeff Kirsher
parent e7358f54a3
commit 10dc0358e8
1 changed files with 4 additions and 0 deletions
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4
drivers/net/ethernet/intel/i40e/i40e_debugfs.c
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@ -1137,7 +1137,9 @@ static ssize_t i40e_dbg_command_write(struct file *filp,
goto command_write_done;
}
spin_lock_bh(&vsi->mac_filter_list_lock);
f = i40e_add_filter(vsi, ma, vlan, false, false);
spin_unlock_bh(&vsi->mac_filter_list_lock);
ret = i40e_sync_vsi_filters(vsi, true);
if (f && !ret)
dev_info(&pf->pdev->dev,
@ -1174,7 +1176,9 @@ static ssize_t i40e_dbg_command_write(struct file *filp,
goto command_write_done;
}
spin_lock_bh(&vsi->mac_filter_list_lock);
i40e_del_filter(vsi, ma, vlan, false, false);
spin_unlock_bh(&vsi->mac_filter_list_lock);
ret = i40e_sync_vsi_filters(vsi, true);
if (!ret)
dev_info(&pf->pdev->dev,