diff options
Diffstat (limited to 'target/linux/generic/backport-5.10/775-v5.18-04-net-phy-at803x-fix-NULL-pointer-dereference-on-AR9331-PHY.patch')
| -rw-r--r-- | target/linux/generic/backport-5.10/775-v5.18-04-net-phy-at803x-fix-NULL-pointer-dereference-on-AR9331-PHY.patch | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/target/linux/generic/backport-5.10/775-v5.18-04-net-phy-at803x-fix-NULL-pointer-dereference-on-AR9331-PHY.patch b/target/linux/generic/backport-5.10/775-v5.18-04-net-phy-at803x-fix-NULL-pointer-dereference-on-AR9331-PHY.patch deleted file mode 100644 index 61fe3d259d..0000000000 --- a/target/linux/generic/backport-5.10/775-v5.18-04-net-phy-at803x-fix-NULL-pointer-dereference-on-AR9331-PHY.patch +++ /dev/null @@ -1,56 +0,0 @@ -From 9926de7315be3d606cc011a305ad9adb9e8e14c9 Mon Sep 17 00:00:00 2001 -From: Oleksij Rempel <o.rempel@pengutronix.de> -Date: Sat, 18 Jun 2022 14:23:33 +0200 -Subject: [PATCH] net: phy: at803x: fix NULL pointer dereference on AR9331 PHY - -Latest kernel will explode on the PHY interrupt config, since it depends -now on allocated priv. So, run probe to allocate priv to fix it. - - ar9331_switch ethernet.1:10 lan0 (uninitialized): PHY [!ahb!ethernet@1a000000!mdio!switch@10:00] driver [Qualcomm Atheros AR9331 built-in PHY] (irq=13) - CPU 0 Unable to handle kernel paging request at virtual address 0000000a, epc == 8050e8a8, ra == 80504b34 - ... - Call Trace: - [<8050e8a8>] at803x_config_intr+0x5c/0xd0 - [<80504b34>] phy_request_interrupt+0xa8/0xd0 - [<8050289c>] phylink_bringup_phy+0x2d8/0x3ac - [<80502b68>] phylink_fwnode_phy_connect+0x118/0x130 - [<8074d8ec>] dsa_slave_create+0x270/0x420 - [<80743b04>] dsa_port_setup+0x12c/0x148 - [<8074580c>] dsa_register_switch+0xaf0/0xcc0 - [<80511344>] ar9331_sw_probe+0x370/0x388 - [<8050cb78>] mdio_probe+0x44/0x70 - [<804df300>] really_probe+0x200/0x424 - [<804df7b4>] __driver_probe_device+0x290/0x298 - [<804df810>] driver_probe_device+0x54/0xe4 - [<804dfd50>] __device_attach_driver+0xe4/0x130 - [<804dcb00>] bus_for_each_drv+0xb4/0xd8 - [<804dfac4>] __device_attach+0x104/0x1a4 - [<804ddd24>] bus_probe_device+0x48/0xc4 - [<804deb44>] deferred_probe_work_func+0xf0/0x10c - [<800a0ffc>] process_one_work+0x314/0x4d4 - [<800a17fc>] worker_thread+0x2a4/0x354 - [<800a9a54>] kthread+0x134/0x13c - [<8006306c>] ret_from_kernel_thread+0x14/0x1c - -Same Issue would affect some other PHYs (QCA8081, QCA9561), so fix it -too. - -Fixes: 3265f4218878 ("net: phy: at803x: add fiber support") -Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> -Reviewed-by: Andrew Lunn <andrew@lunn.ch> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - drivers/net/phy/at803x.c | 6 ++++++ - 1 file changed, 6 insertions(+) - ---- a/drivers/net/phy/at803x.c -+++ b/drivers/net/phy/at803x.c -@@ -1530,6 +1530,8 @@ static struct phy_driver at803x_driver[] - /* ATHEROS AR9331 */ - PHY_ID_MATCH_EXACT(ATH9331_PHY_ID), - .name = "Qualcomm Atheros AR9331 built-in PHY", -+ .probe = at803x_probe, -+ .remove = at803x_remove, - .suspend = at803x_suspend, - .resume = at803x_resume, - .flags = PHY_POLL_CABLE_TEST, |