6.6-stable review patch. If anyone has any objections, please let me know.
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From: Eric Joyner eric.joyner@intel.com
[ Upstream commit d47bf9a495cf424fad674321d943123dc12b926d ]
Check the return value from ice_vsi_rebuild() and prevent the usage of incorrectly configured VSI.
Reviewed-by: Michal Swiatkowski michal.swiatkowski@linux.intel.com Reviewed-by: Przemek Kitszel przemyslaw.kitszel@intel.com Signed-off-by: Eric Joyner eric.joyner@intel.com Signed-off-by: Karen Ostrowska karen.ostrowska@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 Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/ethernet/intel/ice/ice_main.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index b168a37a5dff..3f254ce0d6db 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -3979,13 +3979,17 @@ int ice_vsi_recfg_qs(struct ice_vsi *vsi, int new_rx, int new_tx, bool locked)
/* set for the next time the netdev is started */ if (!netif_running(vsi->netdev)) { - ice_vsi_rebuild(vsi, ICE_VSI_FLAG_NO_INIT); + err = ice_vsi_rebuild(vsi, ICE_VSI_FLAG_NO_INIT); + if (err) + goto rebuild_err; dev_dbg(ice_pf_to_dev(pf), "Link is down, queue count change happens when link is brought up\n"); goto done; }
ice_vsi_close(vsi); - ice_vsi_rebuild(vsi, ICE_VSI_FLAG_NO_INIT); + err = ice_vsi_rebuild(vsi, ICE_VSI_FLAG_NO_INIT); + if (err) + goto rebuild_err;
ice_for_each_traffic_class(i) { if (vsi->tc_cfg.ena_tc & BIT(i)) @@ -3996,6 +4000,11 @@ int ice_vsi_recfg_qs(struct ice_vsi *vsi, int new_rx, int new_tx, bool locked) } ice_pf_dcb_recfg(pf, locked); ice_vsi_open(vsi); + goto done; + +rebuild_err: + dev_err(ice_pf_to_dev(pf), "Error during VSI rebuild: %d. Unload and reload the driver.\n", + err); done: clear_bit(ICE_CFG_BUSY, pf->state); return err;