31 files changed, 36 insertions, 11 deletions

diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index 6cf8fd2b79e8..f77c60423992 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -10,6 +10,7 @@
 #include <linux/list.h>
 #include <linux/uaccess.h>
 #include <linux/seq_file.h>
+#include <linux/slab.h>
 #include <linux/rcupdate.h>
 #include <linux/mutex.h>
 
diff --git a/security/inode.c b/security/inode.c
index c3a793881d04..1c812e874504 100644
--- a/security/inode.c
+++ b/security/inode.c
@@ -161,13 +161,13 @@ static int create_by_name(const char *name, mode_t mode,
 
         mutex_lock(&parent->d_inode->i_mutex);
         *dentry = lookup_one_len(name, parent, strlen(name));
-        if (!IS_ERR(dentry)) {
+        if (!IS_ERR(*dentry)) {
                 if ((mode & S_IFMT) == S_IFDIR)
                         error = mkdir(parent->d_inode, *dentry, mode);
                 else
                         error = create(parent->d_inode, *dentry, mode);
         } else
-                error = PTR_ERR(dentry);
+                error = PTR_ERR(*dentry);
         mutex_unlock(&parent->d_inode->i_mutex);
 
         return error;
diff --git a/security/integrity/ima/ima_api.c b/security/integrity/ima/ima_api.c
index 2a5e0bcf3887..52015d098fdf 100644
--- a/security/integrity/ima/ima_api.c
+++ b/security/integrity/ima/ima_api.c
@@ -13,6 +13,7 @@
  *      and store_template.
  */
 #include <linux/module.h>
+#include <linux/slab.h>
 
 #include "ima.h"
 static const char *IMA_TEMPLATE_NAME = "ima";
diff --git a/security/integrity/ima/ima_audit.c b/security/integrity/ima/ima_audit.c
index ff513ff737f5..5af76340470c 100644
--- a/security/integrity/ima/ima_audit.c
+++ b/security/integrity/ima/ima_audit.c
@@ -11,6 +11,7 @@
  */
 
 #include <linux/fs.h>
+#include <linux/gfp.h>
 #include <linux/audit.h>
 #include "ima.h"
 
diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c
index 46642a19bc78..952e51373f58 100644
--- a/security/integrity/ima/ima_crypto.c
+++ b/security/integrity/ima/ima_crypto.c
@@ -18,6 +18,7 @@
 #include <linux/crypto.h>
 #include <linux/scatterlist.h>
 #include <linux/err.h>
+#include <linux/slab.h>
 #include "ima.h"
 
 static int init_desc(struct hash_desc *desc)
diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c
index 0c72c9c38956..07cb9c338cc4 100644
--- a/security/integrity/ima/ima_fs.c
+++ b/security/integrity/ima/ima_fs.c
@@ -16,6 +16,7 @@
  *      current measurement list and IMA statistics
  */
 #include <linux/fcntl.h>
+#include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/seq_file.h>
 #include <linux/rculist.h>
diff --git a/security/integrity/ima/ima_iint.c b/security/integrity/ima/ima_iint.c
index 2d4d05d92fda..2c744d488014 100644
--- a/security/integrity/ima/ima_iint.c
+++ b/security/integrity/ima/ima_iint.c
@@ -14,6 +14,7 @@
  *      - cache integrity information associated with an inode
  *        using a radix tree.
  */
+#include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/spinlock.h>
 #include <linux/radix-tree.h>
diff --git a/security/integrity/ima/ima_init.c b/security/integrity/ima/ima_init.c
index a40da7ae5900..b1bcb702a27c 100644
--- a/security/integrity/ima/ima_init.c
+++ b/security/integrity/ima/ima_init.c
@@ -16,6 +16,7 @@
  */
 #include <linux/module.h>
 #include <linux/scatterlist.h>
+#include <linux/slab.h>
 #include <linux/err.h>
 #include "ima.h"
 
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
index 294b005d6520..b2c89d9de2a4 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -21,6 +21,7 @@
 #include <linux/binfmts.h>
 #include <linux/mount.h>
 #include <linux/mman.h>
+#include <linux/slab.h>
 
 #include "ima.h"
 
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index 4759d0f99335..8643a93c5963 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -15,6 +15,7 @@
 #include <linux/security.h>
 #include <linux/magic.h>
 #include <linux/parser.h>
+#include <linux/slab.h>
 
 #include "ima.h"
 
diff --git a/security/integrity/ima/ima_queue.c b/security/integrity/ima/ima_queue.c
index a0880e9c8e05..46ba62b1adf5 100644
--- a/security/integrity/ima/ima_queue.c
+++ b/security/integrity/ima/ima_queue.c
@@ -20,6 +20,7 @@
  */
 #include <linux/module.h>
 #include <linux/rculist.h>
+#include <linux/slab.h>
 #include "ima.h"
 
 LIST_HEAD(ima_measurements);    /* list of all measurements */
diff --git a/security/keys/proc.c b/security/keys/proc.c
index 9d01021ca0c8..706d63f4f185 100644
--- a/security/keys/proc.c
+++ b/security/keys/proc.c
@@ -12,7 +12,6 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/sched.h>
-#include <linux/slab.h>
 #include <linux/fs.h>
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
diff --git a/security/keys/process_keys.c b/security/keys/process_keys.c
index 5c23afb31ece..06c2ccf26ed3 100644
--- a/security/keys/process_keys.c
+++ b/security/keys/process_keys.c
@@ -12,7 +12,6 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/sched.h>
-#include <linux/slab.h>
 #include <linux/keyctl.h>
 #include <linux/fs.h>
 #include <linux/err.h>
diff --git a/security/keys/request_key.c b/security/keys/request_key.c
index 03fe63ed55bd..ea97c3120d66 100644
--- a/security/keys/request_key.c
+++ b/security/keys/request_key.c
@@ -68,7 +68,8 @@ static int call_sbin_request_key(struct key_construction *cons,
 {
         const struct cred *cred = current_cred();
         key_serial_t prkey, sskey;
-        struct key *key = cons->key, *authkey = cons->authkey, *keyring;
+        struct key *key = cons->key, *authkey = cons->authkey, *keyring,
+                *session;
         char *argv[9], *envp[3], uid_str[12], gid_str[12];
         char key_str[12], keyring_str[3][12];
         char desc[20];
@@ -112,10 +113,12 @@ static int call_sbin_request_key(struct key_construction *cons,
         if (cred->tgcred->process_keyring)
                 prkey = cred->tgcred->process_keyring->serial;
 
-        if (cred->tgcred->session_keyring)
-                sskey = rcu_dereference(cred->tgcred->session_keyring)->serial;
-        else
-                sskey = cred->user->session_keyring->serial;
+        rcu_read_lock();
+        session = rcu_dereference(cred->tgcred->session_keyring);
+        if (!session)
+                session = cred->user->session_keyring;
+        sskey = session->serial;
+        rcu_read_unlock();
 
         sprintf(keyring_str[2], "%d", sskey);
 
diff --git a/security/lsm_audit.c b/security/lsm_audit.c
index acba3dfc8d29..893365b79a29 100644
--- a/security/lsm_audit.c
+++ b/security/lsm_audit.c
@@ -14,6 +14,7 @@
 #include <linux/types.h>
 #include <linux/stddef.h>
 #include <linux/kernel.h>
+#include <linux/gfp.h>
 #include <linux/fs.h>
 #include <linux/init.h>
 #include <net/sock.h>
diff --git a/security/selinux/netif.c b/security/selinux/netif.c
index b4e14bc0bf32..d6095d63d831 100644
--- a/security/selinux/netif.c
+++ b/security/selinux/netif.c
@@ -16,6 +16,7 @@
  */
 #include <linux/init.h>
 #include <linux/types.h>
+#include <linux/slab.h>
 #include <linux/stddef.h>
 #include <linux/kernel.h>
 #include <linux/list.h>
diff --git a/security/selinux/netlabel.c b/security/selinux/netlabel.c
index 2534400317c5..628da72ee763 100644
--- a/security/selinux/netlabel.c
+++ b/security/selinux/netlabel.c
@@ -29,6 +29,7 @@
 
 #include <linux/spinlock.h>
 #include <linux/rcupdate.h>
+#include <linux/gfp.h>
 #include <linux/ip.h>
 #include <linux/ipv6.h>
 #include <net/sock.h>
diff --git a/security/selinux/netlink.c b/security/selinux/netlink.c
index 1ae556446e65..0e147b6914ad 100644
--- a/security/selinux/netlink.c
+++ b/security/selinux/netlink.c
@@ -11,6 +11,7 @@
  */
 #include <linux/init.h>
 #include <linux/types.h>
+#include <linux/slab.h>
 #include <linux/stddef.h>
 #include <linux/kernel.h>
 #include <linux/list.h>
diff --git a/security/selinux/netnode.c b/security/selinux/netnode.c
index 7100072bb1b0..dc92792271f1 100644
--- a/security/selinux/netnode.c
+++ b/security/selinux/netnode.c
@@ -31,6 +31,7 @@
 #include <linux/types.h>
 #include <linux/rcupdate.h>
 #include <linux/list.h>
+#include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/in.h>
 #include <linux/in6.h>
diff --git a/security/selinux/netport.c b/security/selinux/netport.c
index fe7fba67f19f..cfe2d72d3fb7 100644
--- a/security/selinux/netport.c
+++ b/security/selinux/netport.c
@@ -30,6 +30,7 @@
 #include <linux/types.h>
 #include <linux/rcupdate.h>
 #include <linux/list.h>
+#include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/in.h>
 #include <linux/in6.h>
diff --git a/security/selinux/ss/avtab.h b/security/selinux/ss/avtab.h
index 8da6a8428086..cd4f734e2749 100644
--- a/security/selinux/ss/avtab.h
+++ b/security/selinux/ss/avtab.h
@@ -82,7 +82,7 @@ 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 13
+#define MAX_AVTAB_HASH_BITS 11
 #define MAX_AVTAB_HASH_BUCKETS (1 << MAX_AVTAB_HASH_BITS)
 #define MAX_AVTAB_HASH_MASK (MAX_AVTAB_HASH_BUCKETS-1)
 #define MAX_AVTAB_SIZE MAX_AVTAB_HASH_BUCKETS
diff --git a/security/selinux/ss/symtab.c b/security/selinux/ss/symtab.c
index 837658a98a54..bcf9f620426e 100644
--- a/security/selinux/ss/symtab.c
+++ b/security/selinux/ss/symtab.c
@@ -4,7 +4,6 @@
  * Author : Stephen Smalley, <sds@epoch.ncsc.mil>
  */
 #include <linux/kernel.h>
-#include <linux/slab.h>
 #include <linux/string.h>
 #include <linux/errno.h>
 #include "symtab.h"
diff --git a/security/selinux/xfrm.c b/security/selinux/xfrm.c
index f3cb9ed731a9..fff78d3b51a2 100644
--- a/security/selinux/xfrm.c
+++ b/security/selinux/xfrm.c
@@ -38,6 +38,7 @@
 #include <linux/netfilter.h>
 #include <linux/netfilter_ipv4.h>
 #include <linux/netfilter_ipv6.h>
+#include <linux/slab.h>
 #include <linux/ip.h>
 #include <linux/tcp.h>
 #include <linux/skbuff.h>
diff --git a/security/smack/smack_access.c b/security/smack/smack_access.c
index 0f9ac8146900..f4fac64c4da8 100644
--- a/security/smack/smack_access.c
+++ b/security/smack/smack_access.c
@@ -11,6 +11,7 @@
  */
 
 #include <linux/types.h>
+#include <linux/slab.h>
 #include <linux/fs.h>
 #include <linux/sched.h>
 #include "smack.h"
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index 5225e668dbf0..fdfeaa2f28ec 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -25,6 +25,7 @@
 #include <linux/ip.h>
 #include <linux/tcp.h>
 #include <linux/udp.h>
+#include <linux/slab.h>
 #include <linux/mutex.h>
 #include <linux/pipe_fs_i.h>
 #include <net/netlabel.h>
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index aeead7585093..a2b72d77f926 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -20,6 +20,7 @@
 #include <linux/vmalloc.h>
 #include <linux/security.h>
 #include <linux/mutex.h>
+#include <linux/slab.h>
 #include <net/net_namespace.h>
 #include <net/netlabel.h>
 #include <net/cipso_ipv4.h>
diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c
index ef89947a774b..975c45d88baa 100644
--- a/security/tomoyo/common.c
+++ b/security/tomoyo/common.c
@@ -10,6 +10,7 @@
  */
 
 #include <linux/uaccess.h>
+#include <linux/slab.h>
 #include <linux/security.h>
 #include <linux/hardirq.h>
 #include "common.h"
diff --git a/security/tomoyo/domain.c b/security/tomoyo/domain.c
index 66caaa1b842a..acb8c397d5cf 100644
--- a/security/tomoyo/domain.c
+++ b/security/tomoyo/domain.c
@@ -11,6 +11,7 @@
 
 #include "common.h"
 #include <linux/binfmts.h>
+#include <linux/slab.h>
 
 /* Variables definitions.*/
 
diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c
index 1b24304edb7d..6f3fe76a1fde 100644
--- a/security/tomoyo/file.c
+++ b/security/tomoyo/file.c
@@ -10,6 +10,7 @@
  */
 
 #include "common.h"
+#include <linux/slab.h>
 
 /* Keyword array for single path operations. */
 static const char *tomoyo_path_keyword[TOMOYO_MAX_PATH_OPERATION] = {
diff --git a/security/tomoyo/gc.c b/security/tomoyo/gc.c
index 9645525ccdd4..d9ad35bc7fa8 100644
--- a/security/tomoyo/gc.c
+++ b/security/tomoyo/gc.c
@@ -9,6 +9,7 @@
 
 #include "common.h"
 #include <linux/kthread.h>
+#include <linux/slab.h>
 
 enum tomoyo_gc_id {
         TOMOYO_ID_DOMAIN_INITIALIZER,
diff --git a/security/tomoyo/realpath.c b/security/tomoyo/realpath.c
index cf7d61f781b9..c225c65ce426 100644
--- a/security/tomoyo/realpath.c
+++ b/security/tomoyo/realpath.c
@@ -15,6 +15,7 @@
 #include <linux/fs_struct.h>
 #include <linux/hash.h>
 #include <linux/magic.h>
+#include <linux/slab.h>
 #include "common.h"
 
 /**