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Merge branch '1GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/t

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nguy/net-queue

Tony Nguyen says:

====================
Intel Wired LAN Driver Updates 2021-07-01

This series contains updates to igb, igc, ixgbe, e1000e, fm10k, and iavf
drivers.

Vinicius fixes a use-after-free issue present in igc and igb.

Tom Rix fixes the return value for igc_read_phy_reg() when the
operation is not supported for igc.

Christophe Jaillet fixes unrolling of PCIe error reporting for ixgbe,
igc, igb, fm10k, e10000e, and iavf.

Alex ensures that q_vector array is not accessed beyond its bounds for
igb.

Jedrzej moves ring assignment to occur after bounds have been checked in
igb.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2021-07-01 14:39:28 -07:00
commit aa3cf240b0
7 changed files with 21 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/ethernet/intel/e1000e/netdev.c
View File

@ -7664,6 +7664,7 @@ err_flashmap:
err_ioremap:
free_netdev(netdev);
err_alloc_etherdev:
pci_disable_pcie_error_reporting(pdev);
pci_release_mem_regions(pdev);
err_pci_reg:
err_dma:

1
drivers/net/ethernet/intel/fm10k/fm10k_pci.c
View File

@ -2227,6 +2227,7 @@ err_sw_init:
err_ioremap:
free_netdev(netdev);
err_alloc_netdev:
pci_disable_pcie_error_reporting(pdev);
pci_release_mem_regions(pdev);
err_pci_reg:
err_dma:

1
drivers/net/ethernet/intel/iavf/iavf_main.c
View File

@ -3798,6 +3798,7 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
err_ioremap:
free_netdev(netdev);
err_alloc_etherdev:
pci_disable_pcie_error_reporting(pdev);
pci_release_regions(pdev);
err_pci_reg:
err_dma:

15
drivers/net/ethernet/intel/igb/igb_main.c
View File

@ -931,6 +931,7 @@ static void igb_configure_msix(struct igb_adapter *adapter)
**/
static int igb_request_msix(struct igb_adapter *adapter)
{
unsigned int num_q_vectors = adapter->num_q_vectors;
struct net_device *netdev = adapter->netdev;
int i, err = 0, vector = 0, free_vector = 0;
@ -939,7 +940,13 @@ static int igb_request_msix(struct igb_adapter *adapter)
if (err)
goto err_out;
for (i = 0; i < adapter->num_q_vectors; i++) {
if (num_q_vectors > MAX_Q_VECTORS) {
num_q_vectors = MAX_Q_VECTORS;
dev_warn(&adapter->pdev->dev,
"The number of queue vectors (%d) is higher than max allowed (%d)\n",
adapter->num_q_vectors, MAX_Q_VECTORS);
}
for (i = 0; i < num_q_vectors; i++) {
struct igb_q_vector *q_vector = adapter->q_vector[i];
vector++;
@ -1678,14 +1685,15 @@ static bool is_any_txtime_enabled(struct igb_adapter *adapter)
**/
static void igb_config_tx_modes(struct igb_adapter *adapter, int queue)
{
struct igb_ring *ring = adapter->tx_ring[queue];
struct net_device *netdev = adapter->netdev;
struct e1000_hw *hw = &adapter->hw;
struct igb_ring *ring;
u32 tqavcc, tqavctrl;
u16 value;
WARN_ON(hw->mac.type != e1000_i210);
WARN_ON(queue < 0 || queue > 1);
ring = adapter->tx_ring[queue];
/* If any of the Qav features is enabled, configure queues as SR and
* with HIGH PRIO. If none is, then configure them with LOW PRIO and
@ -3615,6 +3623,7 @@ err_sw_init:
err_ioremap:
free_netdev(netdev);
err_alloc_etherdev:
pci_disable_pcie_error_reporting(pdev);
pci_release_mem_regions(pdev);
err_pci_reg:
err_dma:
@ -4835,6 +4844,8 @@ static void igb_clean_tx_ring(struct igb_ring *tx_ring)
DMA_TO_DEVICE);
}
tx_buffer->next_to_watch = NULL;
/* move us one more past the eop_desc for start of next pkt */
tx_buffer++;
i++;

2
drivers/net/ethernet/intel/igc/igc.h
View File

@ -578,7 +578,7 @@ static inline s32 igc_read_phy_reg(struct igc_hw *hw, u32 offset, u16 *data)
if (hw->phy.ops.read_reg)
return hw->phy.ops.read_reg(hw, offset, data);
return 0;
return -EOPNOTSUPP;
}
void igc_reinit_locked(struct igc_adapter *);

3
drivers/net/ethernet/intel/igc/igc_main.c
View File

@ -232,6 +232,8 @@ static void igc_clean_tx_ring(struct igc_ring *tx_ring)
igc_unmap_tx_buffer(tx_ring->dev, tx_buffer);
}
tx_buffer->next_to_watch = NULL;
/* move us one more past the eop_desc for start of next pkt */
tx_buffer++;
i++;
@ -6054,6 +6056,7 @@ err_sw_init:
err_ioremap:
free_netdev(netdev);
err_alloc_etherdev:
pci_disable_pcie_error_reporting(pdev);
pci_release_mem_regions(pdev);
err_pci_reg:
err_dma:

1
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
View File

@ -11067,6 +11067,7 @@ err_ioremap:
disable_dev = !test_and_set_bit(__IXGBE_DISABLED, &adapter->state);
free_netdev(netdev);
err_alloc_etherdev:
pci_disable_pcie_error_reporting(pdev);
pci_release_mem_regions(pdev);
err_pci_reg:
err_dma: