Backports the following three patches to fix the issue of IMA mishandling LSM based rule during LSM policy update, causing a file to match an unexpected rule.
GUO Zihua (1): ima: Handle -ESTALE returned by ima_filter_rule_match()
Janne Karhunen (2): LSM: switch to blocking policy update notifiers ima: use the lsm policy update notifier
drivers/infiniband/core/device.c | 4 +- include/linux/security.h | 12 +-- security/integrity/ima/ima.h | 2 + security/integrity/ima/ima_main.c | 8 ++ security/integrity/ima/ima_policy.c | 147 +++++++++++++++++++++++----- security/security.c | 23 +++-- security/selinux/hooks.c | 2 +- security/selinux/selinuxfs.c | 2 +- 8 files changed, 154 insertions(+), 46 deletions(-)