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i40e: let go of the past

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If we reset a VF, its VSI goes away, and it gets a new one. So don't
hang on to the now-stale local VSI pointer. It just leads to suffering
and kernel panics.

Change-ID: Ia8823b4e85893e95e963acee284968022b29177a
Signed-off-by: Mitch Williams <mitch.a.williams@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:
Mitch Williams 2016-02-17 16:12:23 -08:00 committed by Jeff Kirsher
parent a4618ec88d
commit 35f3472a75
1 changed files with 2 additions and 0 deletions
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drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
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@ -2203,6 +2203,8 @@ int i40e_ndo_set_vf_port_vlan(struct net_device *netdev,
* and then reloading the VF driver. * and then reloading the VF driver.
*/ */
i40e_vc_disable_vf(pf, vf); i40e_vc_disable_vf(pf, vf);
/* During reset the VF got a new VSI, so refresh the pointer. */
vsi = pf->vsi[vf->lan_vsi_idx];
} }
/* Check for condition where there was already a port VLAN ID /* Check for condition where there was already a port VLAN ID