| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Thu, 20 Aug 2015 15:28:32 +0300 From: Corcodel Marian <corcodel.marian@...il.com> To: netdev@...r.kernel.org Cc: Corcodel Marian <corcodel.marian@...il.com> Subject: [PATCH, net-next] r8169:Avoid to use I/O Space access on new design and others Avoid to use on pci express interface I/O Space access and do not enable Bus Master is set on BIOS. Warning: Do not apply this patch must apply previously patch first. To: netdev@...r.kernel.org Signed-off-by: Corcodel Marian <corcodel.marian@...il.com> diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index b1fb54f..6cd7226 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -8171,6 +8171,9 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (pci_is_pcie(pdev)) pci_intx(pdev, 0); + if (pci_is_pcie(pdev)) + pci_write_config_word(pdev, PCI_COMMAND, ~PCI_COMMAND_IO); + /* Identify chip attached to board */ rtl8169_get_mac_version(tp, dev, cfg->default_ver); @@ -8183,8 +8186,8 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) rtl_hw_reset(tp); rtl_ack_events(tp, 0xffff); - - pci_set_master(pdev); + if (!pci_is_pcie(pdev)) + pci_set_master(pdev); rtl_init_mdio_ops(tp); rtl_init_pll_power_ops(tp); -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists