summaryrefslogtreecommitdiff
path: root/kernel/user.c
diff options
context:
space:
mode:
authorRobert Richter <robert.richter@amd.com>2010-06-04 11:33:10 +0200
committerRobert Richter <robert.richter@amd.com>2010-06-04 11:33:10 +0200
commitd8a382d2662822248a97ce9d670b90e68aefbd3a (patch)
tree4f5bbd5d0a5881ed42de611402ea4ac2c6d6ff48 /kernel/user.c
parent45c34e05c4e3d36e7c44e790241ea11a1d90d54e (diff)
parentc6df8d5ab87a246942d138321e1721edbb69f6e1 (diff)
Merge remote branch 'tip/perf/urgent' into oprofile/urgent
Diffstat (limited to 'kernel/user.c')
-rw-r--r--kernel/user.c11
1 files changed, 0 insertions, 11 deletions
diff --git a/kernel/user.c b/kernel/user.c
index 766467b3bcb7..7e72614b736d 100644
--- a/kernel/user.c
+++ b/kernel/user.c
@@ -16,7 +16,6 @@
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/user_namespace.h>
-#include "cred-internals.h"
struct user_namespace init_user_ns = {
.kref = {
@@ -137,9 +136,6 @@ struct user_struct *alloc_uid(struct user_namespace *ns, uid_t uid)
struct hlist_head *hashent = uidhashentry(ns, uid);
struct user_struct *up, *new;
- /* Make uid_hash_find() + uids_user_create() + uid_hash_insert()
- * atomic.
- */
spin_lock_irq(&uidhash_lock);
up = uid_hash_find(uid, hashent);
spin_unlock_irq(&uidhash_lock);
@@ -161,11 +157,6 @@ struct user_struct *alloc_uid(struct user_namespace *ns, uid_t uid)
spin_lock_irq(&uidhash_lock);
up = uid_hash_find(uid, hashent);
if (up) {
- /* This case is not possible when CONFIG_USER_SCHED
- * is defined, since we serialize alloc_uid() using
- * uids_mutex. Hence no need to call
- * sched_destroy_user() or remove_user_sysfs_dir().
- */
key_put(new->uid_keyring);
key_put(new->session_keyring);
kmem_cache_free(uid_cachep, new);
@@ -178,8 +169,6 @@ struct user_struct *alloc_uid(struct user_namespace *ns, uid_t uid)
return up;
- put_user_ns(new->user_ns);
- kmem_cache_free(uid_cachep, new);
out_unlock:
return NULL;
}