linux/drivers/net/ethernet/ti
Meghana Malladi 7349c9e997 net: ti: icss-iep: Fix possible NULL pointer dereference for perout request
The ICSS IEP driver tracks perout and pps enable state with flags.
Currently when disabling pps and perout signals during icss_iep_exit(),
results in NULL pointer dereference for perout.

To fix the null pointer dereference issue, the icss_iep_perout_enable_hw
function can be modified to directly clear the IEP CMP registers when
disabling PPS or PEROUT, without referencing the ptp_perout_request
structure, as its contents are irrelevant in this case.

Fixes: 9b11536124 ("net: ti: icssg-prueth: Fix clearing of IEP_CMP_CFG registers during iep_init")
Reported-by: Dan Carpenter <dan.carpenter@linaro.org>
Closes: https://lore.kernel.org/all/7b1c7c36-363a-4085-b26c-4f210bee1df6@stanley.mountain/
Signed-off-by: Meghana Malladi <m-malladi@ti.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Link: https://patch.msgid.link/20250415090543.717991-4-m-malladi@ti.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2025-04-17 12:11:24 +02:00
..
icssg net: ti: icss-iep: Fix possible NULL pointer dereference for perout request 2025-04-17 12:11:24 +02:00
Kconfig net: ti: icssg-prueth: Use page_pool API for RX buffer allocation 2025-03-11 11:09:55 +01:00
Makefile
am65-cpsw-ethtool.c net: ethernet: ti: am65-cpsw: Introduce multi queue Rx 2024-09-13 10:48:59 +01:00
am65-cpsw-nuss.c net: ethernet: ti: am65-cpsw: fix port_np reference counting 2025-04-15 17:24:15 -07:00
am65-cpsw-nuss.h net: ethernet: ti am65_cpsw: Drop separate TX completion functions 2025-02-19 11:52:44 +00:00
am65-cpsw-qos.c
am65-cpsw-qos.h
am65-cpsw-switchdev.c
am65-cpsw-switchdev.h
am65-cpts.c
am65-cpts.h
cpsw-common.c
cpsw-phy-sel.c
cpsw.c net: ti: cpsw: Add metadata support for xdp mode 2025-03-25 04:35:42 -07:00
cpsw.h
cpsw_ale.c treewide: Switch/rename to timer_delete[_sync]() 2025-04-05 10:30:12 +02:00
cpsw_ale.h net: ethernet: ti: cpsw_ale: Fix warning on some platforms 2024-10-01 11:34:41 +02:00
cpsw_ethtool.c net: ethernet: ti: cpsw: disable PHY EEE advertisement 2024-12-19 19:07:48 -08:00
cpsw_new.c net: ti: cpsw: Add metadata support for xdp mode 2025-03-25 04:35:42 -07:00
cpsw_priv.c
cpsw_priv.h net: ethernet: ti: cpsw: disable PHY EEE advertisement 2024-12-19 19:07:48 -08:00
cpsw_sl.c
cpsw_sl.h
cpsw_switchdev.c
cpsw_switchdev.h
cpts.c
cpts.h
davinci_cpdma.c
davinci_cpdma.h
davinci_emac.c net: ethernet: Switch back to struct platform_driver::remove() 2024-10-04 16:39:56 -07:00
davinci_mdio.c net: ethernet: Switch back to struct platform_driver::remove() 2024-10-04 16:39:56 -07:00
k3-cppi-desc-pool.c
k3-cppi-desc-pool.h
netcp.h
netcp_core.c net: ethernet: Switch back to struct platform_driver::remove() 2024-10-04 16:39:56 -07:00
netcp_ethss.c treewide: Switch/rename to timer_delete[_sync]() 2025-04-05 10:30:12 +02:00
netcp_sgmii.c
netcp_xgbepcsr.c
tlan.c treewide: Switch/rename to timer_delete[_sync]() 2025-04-05 10:30:12 +02:00
tlan.h