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authorNetanel Belgazal <netanel@amazon.com>2017-06-11 15:42:47 +0300
committerDavid S. Miller <davem@davemloft.net>2017-06-11 16:36:46 -0400
commit0857d92f71b6cb75281fde913554b2d5436c394b (patch)
treeb00647e871f6bd67b4fdf0e48b8fd84dacc168b7 /drivers/net/ethernet/amazon
parent661d2b0ccef6a63f48b61105cf7be17403d1db01 (diff)
net: ena: add missing unmap bars on device removal
This patch also change the mapping functions to devm_ functions Fixes: 1738cd3ed342 ("Add a driver for Amazon Elastic Network Adapters (ENA)") Signed-off-by: Netanel Belgazal <netanel@amazon.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/amazon')
-rw-r--r--drivers/net/ethernet/amazon/ena/ena_netdev.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 1e71e89e1e18..4e9fbddd3b47 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -2853,6 +2853,11 @@ 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);
+
+ devm_iounmap(&pdev->dev, ena_dev->reg_bar);
+
release_bars = pci_select_bars(pdev, IORESOURCE_MEM) & ENA_BAR_MASK;
pci_release_selected_regions(pdev, release_bars);
}
@@ -2940,8 +2945,9 @@ static int ena_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_free_ena_dev;
}
- ena_dev->reg_bar = ioremap(pci_resource_start(pdev, ENA_REG_BAR),
- pci_resource_len(pdev, ENA_REG_BAR));
+ ena_dev->reg_bar = devm_ioremap(&pdev->dev,
+ pci_resource_start(pdev, ENA_REG_BAR),
+ pci_resource_len(pdev, ENA_REG_BAR));
if (!ena_dev->reg_bar) {
dev_err(&pdev->dev, "failed to remap regs bar\n");
rc = -EFAULT;
@@ -2961,8 +2967,9 @@ static int ena_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
ena_set_push_mode(pdev, ena_dev, &get_feat_ctx);
if (ena_dev->tx_mem_queue_type == ENA_ADMIN_PLACEMENT_POLICY_DEV) {
- ena_dev->mem_bar = ioremap_wc(pci_resource_start(pdev, ENA_MEM_BAR),
- pci_resource_len(pdev, ENA_MEM_BAR));
+ ena_dev->mem_bar = devm_ioremap_wc(&pdev->dev,
+ pci_resource_start(pdev, ENA_MEM_BAR),
+ pci_resource_len(pdev, ENA_MEM_BAR));
if (!ena_dev->mem_bar) {
rc = -EFAULT;
goto err_device_destroy;