提交 4cf34c0c 编写于 作者: D David S. Miller

Merge branch 'ena-fixes'

Arthur Kiyanovski says:

====================
minor bug fixes for ENA Ethernet driver

Arthur Kiyanovski (4):
  net: ena: fix warning in rmmod caused by double iounmap
  net: ena: fix rare bug when failed restart/resume is followed by
    driver removal
  net: ena: fix NULL dereference due to untimely napi initialization
  net: ena: fix auto casting to boolean
====================
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
......@@ -245,11 +245,11 @@ static inline void ena_com_rx_set_flags(struct ena_com_rx_ctx *ena_rx_ctx,
(cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_L4_PROTO_IDX_MASK) >>
ENA_ETH_IO_RX_CDESC_BASE_L4_PROTO_IDX_SHIFT;
ena_rx_ctx->l3_csum_err =
(cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_L3_CSUM_ERR_MASK) >>
ENA_ETH_IO_RX_CDESC_BASE_L3_CSUM_ERR_SHIFT;
!!((cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_L3_CSUM_ERR_MASK) >>
ENA_ETH_IO_RX_CDESC_BASE_L3_CSUM_ERR_SHIFT);
ena_rx_ctx->l4_csum_err =
(cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_L4_CSUM_ERR_MASK) >>
ENA_ETH_IO_RX_CDESC_BASE_L4_CSUM_ERR_SHIFT;
!!((cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_L4_CSUM_ERR_MASK) >>
ENA_ETH_IO_RX_CDESC_BASE_L4_CSUM_ERR_SHIFT);
ena_rx_ctx->hash = cdesc->hash;
ena_rx_ctx->frag =
(cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_IPV4_FRAG_MASK) >>
......
......@@ -1575,8 +1575,6 @@ static int ena_up_complete(struct ena_adapter *adapter)
if (rc)
return rc;
ena_init_napi(adapter);
ena_change_mtu(adapter->netdev, adapter->netdev->mtu);
ena_refill_all_rx_bufs(adapter);
......@@ -1730,6 +1728,13 @@ static int ena_up(struct ena_adapter *adapter)
ena_setup_io_intr(adapter);
/* napi poll functions should be initialized before running
* request_irq(), to handle a rare condition where there is a pending
* interrupt, causing the ISR to fire immediately while the poll
* function wasn't set yet, causing a null dereference
*/
ena_init_napi(adapter);
rc = ena_request_io_irq(adapter);
if (rc)
goto err_req_irq;
......@@ -2619,7 +2624,11 @@ static int ena_restore_device(struct ena_adapter *adapter)
ena_free_mgmnt_irq(adapter);
ena_disable_msix(adapter);
err_device_destroy:
ena_com_abort_admin_commands(ena_dev);
ena_com_wait_for_abort_completion(ena_dev);
ena_com_admin_destroy(ena_dev);
ena_com_mmio_reg_read_request_destroy(ena_dev);
ena_com_dev_reset(ena_dev, ENA_REGS_RESET_DRIVER_INVALID_STATE);
err:
clear_bit(ENA_FLAG_DEVICE_RUNNING, &adapter->flags);
clear_bit(ENA_FLAG_ONGOING_RESET, &adapter->flags);
......@@ -3099,15 +3108,8 @@ static int ena_rss_init_default(struct ena_adapter *adapter)
static void ena_release_bars(struct ena_com_dev *ena_dev, struct pci_dev *pdev)
{
int release_bars;
if (ena_dev->mem_bar)
devm_iounmap(&pdev->dev, ena_dev->mem_bar);
if (ena_dev->reg_bar)
devm_iounmap(&pdev->dev, ena_dev->reg_bar);
int release_bars = pci_select_bars(pdev, IORESOURCE_MEM) & ENA_BAR_MASK;
release_bars = pci_select_bars(pdev, IORESOURCE_MEM) & ENA_BAR_MASK;
pci_release_selected_regions(pdev, release_bars);
}
......
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