diff options
Diffstat (limited to 'target/linux/kirkwood/patches-3.10/0018-net-mv643xx_eth-use-phy_disconnect-instead-of-phy_de.patch')
| -rw-r--r-- | target/linux/kirkwood/patches-3.10/0018-net-mv643xx_eth-use-phy_disconnect-instead-of-phy_de.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/kirkwood/patches-3.10/0018-net-mv643xx_eth-use-phy_disconnect-instead-of-phy_de.patch b/target/linux/kirkwood/patches-3.10/0018-net-mv643xx_eth-use-phy_disconnect-instead-of-phy_de.patch new file mode 100644 index 0000000000..513ee8990a --- /dev/null +++ b/target/linux/kirkwood/patches-3.10/0018-net-mv643xx_eth-use-phy_disconnect-instead-of-phy_de.patch @@ -0,0 +1,33 @@ +From 40a635881d8fedff7242598cd3bf892e4733f7dc Mon Sep 17 00:00:00 2001 +From: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> +Date: Wed, 29 May 2013 21:32:43 +0200 +Subject: [PATCH 18/29] net: mv643xx_eth: use phy_disconnect instead of + phy_detach + +Using a separated mdio bus driver with mvmdio, phy_detach on network device +removal will not stop the phy and finally lead to NULL pointer dereference +in mvmdio due to non-existent network device. Use phy_disconnect instead +to properly stop phy device from accessing network device prior removal of +the network device. + +Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> +--- + drivers/net/ethernet/marvell/mv643xx_eth.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c +index d1cbfb1..748dcd3 100644 +--- a/drivers/net/ethernet/marvell/mv643xx_eth.c ++++ b/drivers/net/ethernet/marvell/mv643xx_eth.c +@@ -2805,7 +2805,7 @@ static int mv643xx_eth_remove(struct platform_device *pdev) + + unregister_netdev(mp->dev); + if (mp->phy != NULL) +- phy_detach(mp->phy); ++ phy_disconnect(mp->phy); + cancel_work_sync(&mp->tx_timeout_task); + + if (!IS_ERR(mp->clk)) +-- +1.8.4.rc1 + |