Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security

Pull security subsystem updates from James Morris:
 "Highlights:

  IMA:
   - provide ">" and "<" operators for fowner/uid/euid rules

  KEYS:
   - add a system blacklist keyring

   - add KEYCTL_RESTRICT_KEYRING, exposes keyring link restriction
     functionality to userland via keyctl()

  LSM:
   - harden LSM API with __ro_after_init

   - add prlmit security hook, implement for SELinux

   - revive security_task_alloc hook

  TPM:
   - implement contextual TPM command 'spaces'"

* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: (98 commits)
  tpm: Fix reference count to main device
  tpm_tis: convert to using locality callbacks
  tpm: fix handling of the TPM 2.0 event logs
  tpm_crb: remove a cruft constant
  keys: select CONFIG_CRYPTO when selecting DH / KDF
  apparmor: Make path_max parameter readonly
  apparmor: fix parameters so that the permission test is bypassed at boot
  apparmor: fix invalid reference to index variable of iterator line 836
  apparmor: use SHASH_DESC_ON_STACK
  security/apparmor/lsm.c: set debug messages
  apparmor: fix boolreturn.cocci warnings
  Smack: Use GFP_KERNEL for smk_netlbl_mls().
  smack: fix double free in smack_parse_opts_str()
  KEYS: add SP800-56A KDF support for DH
  KEYS: Keyring asymmetric key restrict method with chaining
  KEYS: Restrict asymmetric key linkage using a specific keychain
  KEYS: Add a lookup_restriction function for the asymmetric key type
  KEYS: Add KEYCTL_RESTRICT_KEYRING
  KEYS: Consistent ordering for __key_link_begin and restrict check
  KEYS: Add an optional lookup_restriction hook to key_type
  ...

1 files changed, 6 insertions, 1 deletions

diff --git a/kernel/fork.c b/kernel/fork.c
index 56d85fd81411..dd5a371c392a 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1681,9 +1681,12 @@ static __latent_entropy struct task_struct *copy_process(
                 goto bad_fork_cleanup_perf;
         /* copy all the process information */
         shm_init_task(p);
-        retval = copy_semundo(clone_flags, p);
+        retval = security_task_alloc(p, clone_flags);
         if (retval)
                 goto bad_fork_cleanup_audit;
+        retval = copy_semundo(clone_flags, p);
+        if (retval)
+                goto bad_fork_cleanup_security;
         retval = copy_files(clone_flags, p);
         if (retval)
                 goto bad_fork_cleanup_semundo;
@@ -1907,6 +1910,8 @@ bad_fork_cleanup_files:
         exit_files(p); /* blocking */
 bad_fork_cleanup_semundo:
         exit_sem(p);
+bad_fork_cleanup_security:
+        security_task_free(p);
 bad_fork_cleanup_audit:
         audit_free(p);
 bad_fork_cleanup_perf: