Alexander Gordeev b08c3473ee s390/zcore: fix race when reading from hardware system area ...

[ Upstream commit 9ffed254d9 ]

Memory buffer used for reading out data from hardware system
area is not protected against concurrent access.

Reported-by: Matthew Wilcox <willy@infradead.org>
Fixes: 411ed32257 ("[S390] zfcpdump support.")
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Tested-by: Alexander Egorenkov <egorenar@linux.ibm.com>
Link: https://lore.kernel.org/r/e68137f0f9a0d2558f37becc20af18e2939934f6.1658206891.git.agordeev@linux.ibm.com
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2022-08-17 14:24:10 +02:00

..

con3215.c

tty: drop put_tty_driver

2021-07-27 12:17:21 +02:00

con3270.c

s390/con3270: use proper type for tasklet function

2021-09-07 13:38:42 +02:00

ctrlchar.c

s390/ctrlchar: fix kernel doc comment

2021-09-07 13:38:42 +02:00

ctrlchar.h

…

defkeymap.c

…

defkeymap.map

…

diag_ftp.c

…

diag_ftp.h

…

fs3270.c

…

hmcdrv_cache.c

…

hmcdrv_cache.h

…

hmcdrv_dev.c

…

hmcdrv_dev.h

…

hmcdrv_ftp.c

s390/hmcdrv_ftp: fix kernel doc comment

2021-09-07 13:38:42 +02:00

hmcdrv_ftp.h

…

hmcdrv_mod.c

…

Kconfig

…

keyboard.c

…

keyboard.h

tty: the rest, stop using tty_schedule_flip()

2022-07-29 17:25:32 +02:00

Makefile

s390/sclp: Add support for SCLP AP adapter config/deconfig

2020-10-07 21:50:00 +02:00

monreader.c

s390/monreader: Remove power management support

2021-06-18 16:41:20 +02:00

monwriter.c

s390/monwriter: Remove power management support

2021-06-18 16:41:20 +02:00

raw3270.c

s390: remove pm support from console drivers

2020-12-02 18:19:24 +01:00

raw3270.h

s390: remove pm support from console drivers

2020-12-02 18:19:24 +01:00

sclp_ap.c

s390/sclp: Add support for SCLP AP adapter config/deconfig

2020-10-07 21:50:00 +02:00

sclp_cmd.c

s390/dump: introduce boot data 'oldmem_data'

2021-07-27 09:39:16 +02:00

sclp_con.c

Merge tag 's390-5.14-1' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

2021-07-04 12:17:38 -07:00

sclp_config.c

s390/sclp: replace deprecated CPU-hotplug functions

2021-08-05 14:10:53 +02:00

sclp_cpi_sys.c

…

sclp_cpi_sys.h

…

sclp_ctl.c

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sclp_diag.h

…

sclp_early_core.c

s390/boot: move sclp early buffer from fixed address in asm to C

2021-07-27 09:39:15 +02:00

sclp_early.c

s390/sclp: fix Secure-IPL facility detection

2021-09-15 14:29:21 +02:00

sclp_ftp.c

s390/sclp: Remove sclp base power management support

2021-06-18 16:41:21 +02:00

sclp_ftp.h

…

sclp_ocf.c

…

sclp_pci.c

s390: Replace zero-length array with flexible-array member

2020-02-27 16:02:21 +01:00

sclp_quiesce.c

s390/sclp: Remove quiesce power management support

2021-06-18 16:41:20 +02:00

sclp_rw.c

Merge tag 'tty-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

2021-07-05 14:08:24 -07:00

sclp_rw.h

Merge tag 'tty-5.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

2021-07-05 14:08:24 -07:00

sclp_sd.c

…

sclp_sdias.c

s390/nvme: support firmware-assisted dump to NVMe disks

2020-10-02 14:40:48 +02:00

sclp_sdias.h

…

sclp_tty.c

tty: drop put_tty_driver

2021-07-27 12:17:21 +02:00

sclp_tty.h

…

sclp_vt220.c

tty: drop put_tty_driver

2021-07-27 12:17:21 +02:00

sclp.c

s390/sclp: add __nonstring annotation

2021-09-08 14:23:31 +02:00

sclp.h

s390/sclp: reserve memory occupied by sclp early buffer

2021-08-18 10:01:29 +02:00

tape_34xx.c

s390/tape: remove unsupported PM functions

2020-12-02 18:19:24 +01:00

tape_3590.c

s390/tape: Fix spelling mistake in function name tape_3590_erp_succeded

2021-01-27 13:00:47 +01:00

tape_3590.h

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tape_char.c

s390: Fix fall-through warnings for Clang

2021-07-13 14:43:09 -05:00

tape_class.c

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tape_class.h

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tape_core.c

s390/tape: remove unsupported PM functions

2020-12-02 18:19:24 +01:00

tape_proc.c

…

tape_std.c

s390/tape: fix timer initialization in tape_std_assign()

2021-11-18 19:17:17 +01:00

tape_std.h

s390: remove orphaned function declarations

2020-09-30 12:09:54 +02:00

tape.h

s390/tape: remove unsupported PM functions

2020-12-02 18:19:24 +01:00

tty3270.c

tty: drop put_tty_driver

2021-07-27 12:17:21 +02:00

tty3270.h

…

vmcp.c

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vmlogrdr.c

s390/vmlogrdr: Remove power management support

2021-06-18 16:41:21 +02:00

vmur.c

whack-a-mole: don't open-code iminor/imajor

2021-02-23 10:25:29 -05:00

vmur.h

…

zcore.c

s390/zcore: fix race when reading from hardware system area

2022-08-17 14:24:10 +02:00