openwrtv3/target/linux/generic/pending-4.4/701-phy_extension.patch
Kevin Darbyshire-Bryant a30370bbf1 kernel: bump 4.4 to 4.4.112
Refresh patches.
Remove upstreamed patches:

target/linux/generic/patches-4.4/030-2-smsc75xx-use-skb_cow_head-to-deal-with-cloned-skbs.patch
target/linux/generic/patches-4.4/030-3-cx82310_eth-use-skb_cow_head-to-deal-with-cloned-skb.patch
target/linux/generic/patches-4.4/030-4-sr9700-use-skb_cow_head-to-deal-with-cloned-skbs.patch
target/linux/generic/patches-4.4/030-5-lan78xx-use-skb_cow_head-to-deal-with-cloned-skbs.patch

CVEs completely or partially addressed:

CVE-2017-5715
CVE-2017-5753
CVE-2017-17741
CVE-2017-1000410

Compile-tested: ar71xx Archer C7 v2
Run-tested: ar71xx Archer C7 v2

Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
2018-01-20 20:22:01 +01:00

63 lines
1.8 KiB
Diff

--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -385,6 +385,50 @@ int phy_ethtool_gset(struct phy_device *
}
EXPORT_SYMBOL(phy_ethtool_gset);
+int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr)
+{
+ u32 cmd;
+ int tmp;
+ struct ethtool_cmd ecmd = { ETHTOOL_GSET };
+ struct ethtool_value edata = { ETHTOOL_GLINK };
+
+ if (get_user(cmd, (u32 *) useraddr))
+ return -EFAULT;
+
+ switch (cmd) {
+ case ETHTOOL_GSET:
+ phy_ethtool_gset(phydev, &ecmd);
+ if (copy_to_user(useraddr, &ecmd, sizeof(ecmd)))
+ return -EFAULT;
+ return 0;
+
+ case ETHTOOL_SSET:
+ if (copy_from_user(&ecmd, useraddr, sizeof(ecmd)))
+ return -EFAULT;
+ return phy_ethtool_sset(phydev, &ecmd);
+
+ case ETHTOOL_NWAY_RST:
+ /* if autoneg is off, it's an error */
+ tmp = phy_read(phydev, MII_BMCR);
+ if (tmp & BMCR_ANENABLE) {
+ tmp |= (BMCR_ANRESTART);
+ phy_write(phydev, MII_BMCR, tmp);
+ return 0;
+ }
+ return -EINVAL;
+
+ case ETHTOOL_GLINK:
+ edata.data = (phy_read(phydev,
+ MII_BMSR) & BMSR_LSTATUS) ? 1 : 0;
+ if (copy_to_user(useraddr, &edata, sizeof(edata)))
+ return -EFAULT;
+ return 0;
+ }
+
+ return -EOPNOTSUPP;
+}
+EXPORT_SYMBOL(phy_ethtool_ioctl);
+
/**
* phy_mii_ioctl - generic PHY MII ioctl interface
* @phydev: the phy_device struct
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -807,6 +807,7 @@ void phy_start_machine(struct phy_device
void phy_stop_machine(struct phy_device *phydev);
int phy_ethtool_sset(struct phy_device *phydev, struct ethtool_cmd *cmd);
int phy_ethtool_gset(struct phy_device *phydev, struct ethtool_cmd *cmd);
+int phy_ethtool_ioctl(struct phy_device *phydev, void *useraddr);
int phy_mii_ioctl(struct phy_device *phydev, struct ifreq *ifr, int cmd);
int phy_start_interrupts(struct phy_device *phydev);
void phy_print_status(struct phy_device *phydev);