kernel_samsung_a53x/drivers/net/ethernet
Stefan Wahren cbaa34ab8d qca_debug: Prevent crash on TX ring changes
[ Upstream commit f4e6064c97c050bd9904925ff7d53d0c9954fc7b ]

The qca_spi driver stop and restart the SPI kernel thread
(via ndo_stop & ndo_open) in case of TX ring changes. This is
a big issue because it allows userspace to prevent restart of
the SPI kernel thread (via signals). A subsequent change of
TX ring wrongly assume a valid spi_thread pointer which result
in a crash.

So prevent this by stopping the network traffic handling and
temporary park the SPI thread.

Fixes: 291ab06ecf67 ("net: qualcomm: new Ethernet over SPI driver for QCA7000")
Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Link: https://lore.kernel.org/r/20231206141222.52029-2-wahrenst@gmx.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-11-18 12:11:48 +01:00
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3com Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
8390 Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
adaptec Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
aeroflex Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
agere Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
alacritech Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
allwinner Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
alteon Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
altera Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
amazon Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
amd amd-xgbe: propagate the correct speed and duplex status 2024-11-18 12:10:55 +01:00
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aquantia Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
arc Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
atheros Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
aurora Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
broadcom net: bnxt: fix a potential use-after-free in bnxt_init_tc 2024-11-18 12:11:39 +01:00
brocade Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
cadence Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
calxeda Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
cavium Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
chelsio chtls: fix tp->rcv_tstamp initialization 2024-11-18 11:42:50 +01:00
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cisco Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
cortina net: ethernet: cortina: Fix MTU max setting 2024-11-18 11:43:20 +01:00
davicom Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
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ezchip Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
faraday Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
freescale dpaa2-eth: increase the needed headroom to account for alignment 2024-11-18 12:11:10 +01:00
fujitsu Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
google gve: Use size_add() in call to struct_size() 2024-11-18 11:42:47 +01:00
hisilicon net: hns: fix fake link up on xge port 2024-11-18 12:11:39 +01:00
huawei Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
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ibm Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
intel i40e: Fix unexpected MFS warning message 2024-11-18 12:11:39 +01:00
marvell octeontx2-pf: Add missing mutex lock in otx2_get_pauseparam 2024-11-18 12:11:38 +01:00
mediatek Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
mellanox net/mlx5e: Check return value of snprintf writing to fw_version buffer for representors 2024-11-18 11:43:20 +01:00
micrel Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
microchip Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
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nvidia Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
nxp Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
oki-semi Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
packetengines Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
pasemi Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
pensando ionic: Fix dim work handling in split interrupt mode 2024-11-18 12:11:39 +01:00
qlogic qed: fix LL2 RX buffer allocation 2024-11-08 11:26:09 +01:00
qualcomm qca_debug: Prevent crash on TX ring changes 2024-11-18 12:11:48 +01:00
rdc Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
realtek r8169: fix rtl8125b PAUSE frames blasting when suspended 2024-11-18 12:11:48 +01:00
renesas net: ravb: Start TX queues after HW initialization succeeded 2024-11-18 12:11:11 +01:00
rocker Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
samsung Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
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smsc Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
socionext Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
stmicro net: stmmac: xgmac: Disable FPE MMC interrupts 2024-11-18 12:11:11 +01:00
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synopsys Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
tehuti Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
ti Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
toshiba net: spider_net: Use size_add() in call to struct_size() 2024-11-18 11:42:47 +01:00
tundra Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
via Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
wiznet Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
xilinx net: axienet: Fix check for partial TX checksum 2024-11-18 12:10:55 +01:00
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ec_bhf.c Import A536BXXU9EXDC 2024-06-15 16:02:09 -03:00
ethoc.c Backport mac80211 patches from linux-6.1.y 2024-06-15 16:29:20 -03:00
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