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i40e: fix i40e_setup_misc_vector() error handling

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Add error handling of i40e_setup_misc_vector() in i40e_rebuild().
In case interrupt vectors setup fails do not re-open vsi-s and
do not bring up vf-s, we have no interrupts to serve a traffic
anyway.

Fixes: 41c445ff0f ("i40e: main driver core")
Signed-off-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Tested-by: Pucha Himasekhar Reddy <himasekharx.reddy.pucha@intel.com> (A Contingent worker at Intel)
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
This commit is contained in:
Aleksandr Loktionov 2023-04-03 07:13:18 +02:00 • committed by Tony Nguyen
parent 8485d093b0
commit c86c00c693
1 changed files with 4 additions and 1 deletions
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5
drivers/net/ethernet/intel/i40e/i40e_main.c
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@ -11059,8 +11059,11 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired)
pf->hw.aq.asq_last_status));
}
/* reinit the misc interrupt */
if (pf->flags & I40E_FLAG_MSIX_ENABLED)
if (pf->flags & I40E_FLAG_MSIX_ENABLED) {
ret = i40e_setup_misc_vector(pf);
if (ret)
goto end_unlock;
}
/* Add a filter to drop all Flow control frames from any VSI from being
* transmitted. By doing so we stop a malicious VF from sending out