diff options
Diffstat (limited to 'drivers/net/wireless/rtlwifi/pci.c')
-rw-r--r-- | drivers/net/wireless/rtlwifi/pci.c | 39 |
1 files changed, 23 insertions, 16 deletions
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 653fe72..07dd38e 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -198,7 +198,7 @@ static bool _rtl_pci_platform_switch_device_pci_aspm( } /*When we set 0x01 to enable clk request. Set 0x0 to disable clk req.*/ -static bool _rtl_pci_switch_clk_req(struct ieee80211_hw *hw, u8 value) +static void _rtl_pci_switch_clk_req(struct ieee80211_hw *hw, u8 value) { struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); @@ -207,8 +207,6 @@ static bool _rtl_pci_switch_clk_req(struct ieee80211_hw *hw, u8 value) if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192SE) udelay(100); - - return true; } /*Disable RTL8192SE ASPM & Disable Pci Bridge ASPM*/ @@ -1150,10 +1148,12 @@ static void _rtl_pci_free_tx_ring(struct ieee80211_hw *hw, ring->idx = (ring->idx + 1) % ring->entries; } - pci_free_consistent(rtlpci->pdev, - sizeof(*ring->desc) * ring->entries, - ring->desc, ring->dma); - ring->desc = NULL; + if (ring->desc) { + pci_free_consistent(rtlpci->pdev, + sizeof(*ring->desc) * ring->entries, + ring->desc, ring->dma); + ring->desc = NULL; + } } static void _rtl_pci_free_rx_ring(struct rtl_pci *rtlpci) @@ -1177,12 +1177,14 @@ static void _rtl_pci_free_rx_ring(struct rtl_pci *rtlpci) kfree_skb(skb); } - pci_free_consistent(rtlpci->pdev, + if (rtlpci->rx_ring[rx_queue_idx].desc) { + pci_free_consistent(rtlpci->pdev, sizeof(*rtlpci->rx_ring[rx_queue_idx]. desc) * rtlpci->rxringcount, rtlpci->rx_ring[rx_queue_idx].desc, rtlpci->rx_ring[rx_queue_idx].dma); - rtlpci->rx_ring[rx_queue_idx].desc = NULL; + rtlpci->rx_ring[rx_queue_idx].desc = NULL; + } } } @@ -1760,8 +1762,8 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) { RT_ASSERT(false, "Unable to obtain 32bit DMA for consistent allocations\n"); - pci_disable_device(pdev); - return -ENOMEM; + err = -ENOMEM; + goto fail1; } } @@ -1803,7 +1805,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, err = pci_request_regions(pdev, KBUILD_MODNAME); if (err) { RT_ASSERT(false, "Can't obtain PCI resources\n"); - goto fail2; + goto fail1; } pmem_start = pci_resource_start(pdev, rtlpriv->cfg->bar_id); @@ -1816,6 +1818,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, rtlpriv->cfg->bar_id, pmem_len); if (rtlpriv->io.pci_mem_start == 0) { RT_ASSERT(false, "Can't map PCI mem\n"); + err = -ENOMEM; goto fail2; } @@ -1832,8 +1835,10 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, pci_write_config_byte(pdev, 0x04, 0x07); /* find adapter */ - if (!_rtl_pci_find_adapter(pdev, hw)) + if (!_rtl_pci_find_adapter(pdev, hw)) { + err = -ENODEV; goto fail3; + } /* Init IO handler */ _rtl_pci_io_handler_init(&pdev->dev, hw); @@ -1843,6 +1848,7 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, if (rtlpriv->cfg->ops->init_sw_vars(hw)) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n"); + err = -ENODEV; goto fail3; } @@ -1887,7 +1893,6 @@ int __devinit rtl_pci_probe(struct pci_dev *pdev, return 0; fail3: - pci_set_drvdata(pdev, NULL); rtl_deinit_core(hw); _rtl_pci_io_handler_release(hw); @@ -1899,10 +1904,12 @@ fail2: complete(&rtlpriv->firmware_loading_complete); fail1: - + if (hw) + ieee80211_free_hw(hw); + pci_set_drvdata(pdev, NULL); pci_disable_device(pdev); - return -ENODEV; + return err; } EXPORT_SYMBOL(rtl_pci_probe); |