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Commit b163098e authored by Mitch Williams's avatar Mitch Williams Committed by Jeff Kirsher
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i40evf: Allocate Rx buffers properly 



Allocate the correct number of RX buffers, and don't fiddle with
next_to_use. The common RX code handles all of this. This fixes a memory
leak of one page each time the driver is opened.

Change-Id: Id06eca353086e084921f047acad28c14745684ee
Signed-off-by: default avatarMitch Williams <mitch.a.williams@intel.com>
Tested-by: default avatarAndrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent bec60fc4

drivers/net/ethernet/intel/i40evf/i40evf_main.c

+1 −4
Original line number Diff line number Diff line
@@ -990,9 +990,7 @@ static void i40evf_configure(struct i40evf_adapter *adapter) 
	for (i = 0; i < adapter->num_active_queues; i++) {

		struct i40e_ring *ring = &adapter->rx_rings[i];



		i40evf_alloc_rx_buffers(ring, ring->count);

		ring->next_to_use = ring->count - 1;

		writel(ring->next_to_use, ring->tail);

		i40evf_alloc_rx_buffers(ring, I40E_DESC_UNUSED(ring));

	}

}
@@ -2768,7 +2766,6 @@ static void i40evf_remove(struct pci_dev *pdev) 


	iounmap(hw->hw_addr);

	pci_release_regions(pdev);



	i40evf_free_all_tx_resources(adapter);

	i40evf_free_all_rx_resources(adapter);

	i40evf_free_queues(adapter);