[git patches] net driver fixes
From: Jeff Garzik
Date: Tue Dec 04 2007 - 15:10:57 EST
Fixes several ugly bugs...
Please pull from 'upstream-fixes' branch of
master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6.git upstream-fixes
to receive the following updates:
drivers/net/fec_mpc52xx.c | 4 ++--
drivers/net/gianfar.c | 2 +-
drivers/net/pasemi_mac.c | 4 ++--
drivers/net/phy/mdio_bus.c | 9 +++++----
drivers/net/phy/phy_device.c | 12 ++++++++++++
drivers/net/sky2.c | 6 ++----
drivers/net/smc911x.c | 2 +-
include/linux/phy.h | 1 +
8 files changed, 26 insertions(+), 14 deletions(-)
mode change 100755 => 100644 drivers/net/chelsio/cxgb2.c
mode change 100755 => 100644 drivers/net/chelsio/pm3393.c
mode change 100755 => 100644 drivers/net/chelsio/sge.c
mode change 100755 => 100644 drivers/net/chelsio/sge.h
Anton Vorontsov (1):
PHY: Add the phy_device_release device method.
David Woodhouse (1):
Don't claim to do IPv6 checksum offload
Divy Le Ray (1):
cxgb - revert file mode changes.
Grant Likely (1):
gianfar: fix compile warning
Jon Smirl (1):
Fix memory corruption in fec_mpc52xx
Olof Johansson (1):
pasemi_mac: Fix reuse of free'd skb
Stephen Hemminger (1):
sky2: recovery deadlock fix
Wang Chen (1):
SMC911X: Fix using of dereferenced skb after netif_rx
diff --git a/drivers/net/chelsio/cxgb2.c b/drivers/net/chelsio/cxgb2.c
old mode 100755
new mode 100644
diff --git a/drivers/net/chelsio/pm3393.c b/drivers/net/chelsio/pm3393.c
old mode 100755
new mode 100644
diff --git a/drivers/net/chelsio/sge.c b/drivers/net/chelsio/sge.c
old mode 100755
new mode 100644
diff --git a/drivers/net/chelsio/sge.h b/drivers/net/chelsio/sge.h
old mode 100755
new mode 100644
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index bf5a7ca..79f7ead 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -422,7 +422,7 @@ static irqreturn_t mpc52xx_fec_rx_interrupt(int irq, void *dev_id)
rskb = bcom_retrieve_buffer(priv->rx_dmatsk, &status,
(struct bcom_bd **)&bd);
- dma_unmap_single(&dev->dev, bd->skb_pa, skb->len, DMA_FROM_DEVICE);
+ dma_unmap_single(&dev->dev, bd->skb_pa, rskb->len, DMA_FROM_DEVICE);
/* Test for errors in received frame */
if (status & BCOM_FEC_RX_BD_ERRORS) {
@@ -467,7 +467,7 @@ static irqreturn_t mpc52xx_fec_rx_interrupt(int irq, void *dev_id)
bcom_prepare_next_buffer(priv->rx_dmatsk);
bd->status = FEC_RX_BUFFER_SIZE;
- bd->skb_pa = dma_map_single(&dev->dev, rskb->data,
+ bd->skb_pa = dma_map_single(&dev->dev, skb->data,
FEC_RX_BUFFER_SIZE, DMA_FROM_DEVICE);
bcom_submit_next_buffer(priv->rx_dmatsk, skb);
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 38268d7..0431e9e 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -696,7 +696,7 @@ int startup_gfar(struct net_device *dev)
{
struct txbd8 *txbdp;
struct rxbd8 *rxbdp;
- dma_addr_t addr;
+ dma_addr_t addr = 0;
unsigned long vaddr;
int i;
struct gfar_private *priv = netdev_priv(dev);
diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c
index 09b4fde..816a59e 100644
--- a/drivers/net/pasemi_mac.c
+++ b/drivers/net/pasemi_mac.c
@@ -586,7 +586,7 @@ static int pasemi_mac_clean_rx(struct pasemi_mac *mac, int limit)
/* CRC error flagged */
mac->netdev->stats.rx_errors++;
mac->netdev->stats.rx_crc_errors++;
- dev_kfree_skb_irq(skb);
+ /* No need to free skb, it'll be reused */
goto next;
}
@@ -1362,7 +1362,7 @@ pasemi_mac_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netif_napi_add(dev, &mac->napi, pasemi_mac_poll, 64);
- dev->features = NETIF_F_HW_CSUM | NETIF_F_LLTX | NETIF_F_SG;
+ dev->features = NETIF_F_IP_CSUM | NETIF_F_LLTX | NETIF_F_SG;
/* These should come out of the device tree eventually */
mac->dma_txch = index;
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index fc2f0e6..c30196d 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -91,9 +91,12 @@ int mdiobus_register(struct mii_bus *bus)
err = device_register(&phydev->dev);
- if (err)
+ if (err) {
printk(KERN_ERR "phy %d failed to register\n",
i);
+ phy_device_free(phydev);
+ phydev = NULL;
+ }
}
bus->phy_map[i] = phydev;
@@ -110,10 +113,8 @@ void mdiobus_unregister(struct mii_bus *bus)
int i;
for (i = 0; i < PHY_MAX_ADDR; i++) {
- if (bus->phy_map[i]) {
+ if (bus->phy_map[i])
device_unregister(&bus->phy_map[i]->dev);
- kfree(bus->phy_map[i]);
- }
}
}
EXPORT_SYMBOL(mdiobus_unregister);
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index f6e4848..5b9e175 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -44,6 +44,16 @@ static struct phy_driver genphy_driver;
extern int mdio_bus_init(void);
extern void mdio_bus_exit(void);
+void phy_device_free(struct phy_device *phydev)
+{
+ kfree(phydev);
+}
+
+static void phy_device_release(struct device *dev)
+{
+ phy_device_free(to_phy_device(dev));
+}
+
struct phy_device* phy_device_create(struct mii_bus *bus, int addr, int phy_id)
{
struct phy_device *dev;
@@ -54,6 +64,8 @@ struct phy_device* phy_device_create(struct mii_bus *bus, int addr, int phy_id)
if (NULL == dev)
return (struct phy_device*) PTR_ERR((void*)-ENOMEM);
+ dev->dev.release = phy_device_release;
+
dev->speed = 0;
dev->duplex = -1;
dev->pause = dev->asym_pause = 0;
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 3d1dfc9..6197afb 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -2906,16 +2906,14 @@ static void sky2_restart(struct work_struct *work)
int i, err;
rtnl_lock();
- sky2_write32(hw, B0_IMSK, 0);
- sky2_read32(hw, B0_IMSK);
- napi_disable(&hw->napi);
-
for (i = 0; i < hw->ports; i++) {
dev = hw->dev[i];
if (netif_running(dev))
sky2_down(dev);
}
+ napi_disable(&hw->napi);
+ sky2_write32(hw, B0_IMSK, 0);
sky2_reset(hw);
sky2_write32(hw, B0_IMSK, Y2_IS_BASE);
napi_enable(&hw->napi);
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
index 1a3d80b..76cc1d3 100644
--- a/drivers/net/smc911x.c
+++ b/drivers/net/smc911x.c
@@ -1299,9 +1299,9 @@ smc911x_rx_dma_irq(int dma, void *data)
PRINT_PKT(skb->data, skb->len);
dev->last_rx = jiffies;
skb->protocol = eth_type_trans(skb, dev);
- netif_rx(skb);
dev->stats.rx_packets++;
dev->stats.rx_bytes += skb->len;
+ netif_rx(skb);
spin_lock_irqsave(&lp->lock, flags);
pkts = (SMC_GET_RX_FIFO_INF() & RX_FIFO_INF_RXSUSED_) >> 16;
diff --git a/include/linux/phy.h b/include/linux/phy.h
index e10763d..554836e 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -403,6 +403,7 @@ int phy_mii_ioctl(struct phy_device *phydev,
int phy_start_interrupts(struct phy_device *phydev);
void phy_print_status(struct phy_device *phydev);
struct phy_device* phy_device_create(struct mii_bus *bus, int addr, int phy_id);
+void phy_device_free(struct phy_device *phydev);
extern struct bus_type mdio_bus_type;
#endif /* __PHY_H */
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