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Christian Göttsche 37801a36b4 selinux: avoid dereference of garbage after mount failure 
In case kern_mount() fails and returns an error pointer return in the
error branch instead of continuing and dereferencing the error pointer.

While on it drop the never read static variable selinuxfs_mount.

Cc: stable@vger.kernel.org
Fixes: 0619f0f5e36f ("selinux: wrap selinuxfs state")
Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
2024-04-01 23:32:35 -04:00
..
apparmor
lsm: use 32-bit compatible data types in LSM syscalls
2024-03-14 11:31:26 -04:00
bpf
lsm: mark the lsm_id variables are marked as static
2023-11-12 22:54:42 -05:00
integrity
lsm/stable-6.9 PR 20240312
2024-03-12 20:03:34 -07:00
keys
ima: Move to LSM infrastructure
2024-02-15 23:43:46 -05:00
landlock
landlock: Use f_cred in security_file_open() hook
2024-03-08 18:22:16 +01:00
loadpin
lsm: mark the lsm_id variables are marked as static
2023-11-12 22:54:42 -05:00
lockdown
LSM: Identify modules by more than name
2023-11-12 22:54:42 -05:00
safesetid
lsm: mark the lsm_id variables are marked as static
2023-11-12 22:54:42 -05:00
selinux
selinux: avoid dereference of garbage after mount failure
2024-04-01 23:32:35 -04:00
smack
lsm: use 32-bit compatible data types in LSM syscalls
2024-03-14 11:31:26 -04:00
tomoyo
tomoyo: fix UAF write bug in tomoyo_write_control()
2024-03-01 11:14:00 -08:00
yama
lsm: mark the lsm_id variables are marked as static
2023-11-12 22:54:42 -05:00
commoncap.c
lsm: mark the lsm_id variables are marked as static
2023-11-12 22:54:42 -05:00
device_cgroup.c
device_cgroup: Fix kernel-doc warnings in device_cgroup
2023-06-21 09:30:49 -04:00
inode.c
security: convert to new timestamp accessors
2023-10-18 14:08:31 +02:00
Kconfig
fortify: drop Clang version check for 12.0.1 or newer
2024-02-22 15:38:54 -08:00
Kconfig.hardening
hardening: Move BUG_ON_DATA_CORRUPTION to hardening options
2023-08-15 14:57:25 -07:00
lsm_audit.c
lsm: fix a number of misspellings
2023-05-25 17:52:15 -04:00
lsm_syscalls.c
lsm: use 32-bit compatible data types in LSM syscalls
2024-03-14 11:31:26 -04:00
Makefile
LSM: syscalls for current process attributes
2023-11-12 22:54:42 -05:00
min_addr.c
sysctl: pass kernel pointers to ->proc_handler
2020-04-27 02:07:40 -04:00
security.c
lsm: handle the NULL buffer case in lsm_fill_user_ctx()
2024-03-14 11:31:26 -04:00