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ice: Fix XDP memory leak when NIC is brought up and down 

Fix the buffer leak that occurs while switching
the port up and down with traffic and XDP by
checking for an active XDP program and freeing all empty TX buffers.

Fixes: efc2214b60 ("ice: Add support for XDP")
Signed-off-by: Kamil Maziarz <kamil.maziarz@intel.com>
Tested-by: Chandan Kumar Rout <chandanx.rout@intel.com> (A Contingent Worker at Intel)
Acked-by: Maciej Fijalkowski <maciej.fijalkowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
This commit is contained in:
Kamil Maziarz 2023-06-06 12:33:58 +02:00 committed by Tony Nguyen
parent 05a1308a2e
commit 78c50d6961
1 changed files with 4 additions and 0 deletions
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4
drivers/net/ethernet/intel/ice/ice_main.c
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@ -7056,6 +7056,10 @@ int ice_down(struct ice_vsi *vsi)
ice_for_each_txq(vsi, i)
ice_clean_tx_ring(vsi->tx_rings[i]);
if (ice_is_xdp_ena_vsi(vsi))
ice_for_each_xdp_txq(vsi, i)
ice_clean_tx_ring(vsi->xdp_rings[i]);
ice_for_each_rxq(vsi, i)
ice_clean_rx_ring(vsi->rx_rings[i]);