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

Pull security subsystem updates from James Morris:
 "Highlights for this window:

   - improved AVC hashing for SELinux by John Brooks and Stephen Smalley

   - addition of an unconfined label to Smack

   - Smack documentation update

   - TPM driver updates"

* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security: (28 commits)
  lsm: copy comm before calling audit_log to avoid race in string printing
  tomoyo: Do not generate empty policy files
  tomoyo: Use if_changed when generating builtin-policy.h
  tomoyo: Use bin2c to generate builtin-policy.h
  selinux: increase avtab max buckets
  selinux: Use a better hash function for avtab
  selinux: convert avtab hash table to flex_array
  selinux: reconcile security_netlbl_secattr_to_sid() and mls_import_netlbl_cat()
  selinux: remove unnecessary pointer reassignment
  Smack: Updates for Smack documentation
  tpm/st33zp24/spi: Add missing device table for spi phy.
  tpm/st33zp24: Add proper wait for ordinal duration in case of irq mode
  smack: Fix gcc warning from unused smack_syslog_lock mutex in smackfs.c
  Smack: Allow an unconfined label in bringup mode
  Smack: getting the Smack security context of keys
  Smack: Assign smack_known_web as default smk_in label for kernel thread's socket
  tpm/tpm_infineon: Use struct dev_pm_ops for power management
  MAINTAINERS: Add Jason as designated reviewer for TPM
  tpm: Update KConfig text to include TPM2.0 FIFO chips
  tpm/st33zp24/dts/st33zp24-spi: Add dts documentation for st33zp24 spi phy
  ...

1 files changed, 5 insertions, 3 deletions

diff --git a/security/selinux/ss/avtab.h b/security/selinux/ss/avtab.h
index 63ce2f9..adb451c 100644
--- a/security/selinux/ss/avtab.h
+++ b/security/selinux/ss/avtab.h
@@ -23,6 +23,8 @@
 #ifndef _SS_AVTAB_H_
 #define _SS_AVTAB_H_
 
+#include <linux/flex_array.h>
+
 struct avtab_key {
 	u16 source_type;	/* source type */
 	u16 target_type;	/* target type */
@@ -51,10 +53,10 @@ struct avtab_node {
 };
 
 struct avtab {
-	struct avtab_node **htable;
+	struct flex_array *htable;
 	u32 nel;	/* number of elements */
 	u32 nslot;      /* number of hash slots */
-	u16 mask;       /* mask to compute hash func */
+	u32 mask;       /* mask to compute hash func */
 
 };
 
@@ -84,7 +86,7 @@ struct avtab_node *avtab_search_node_next(struct avtab_node *node, int specified
 void avtab_cache_init(void);
 void avtab_cache_destroy(void);
 
-#define MAX_AVTAB_HASH_BITS 11
+#define MAX_AVTAB_HASH_BITS 16
 #define MAX_AVTAB_HASH_BUCKETS (1 << MAX_AVTAB_HASH_BITS)
 
 #endif	/* _SS_AVTAB_H_ */