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Diffstat (limited to 'kernel/user.c')
-rw-r--r--kernel/user.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/user.c b/kernel/user.c
index 0f3aa023410..8320a87f3e5 100644
--- a/kernel/user.c
+++ b/kernel/user.c
@@ -337,8 +337,11 @@ struct user_struct * alloc_uid(struct user_namespace *ns, uid_t uid)
struct user_struct *new;
new = kmem_cache_alloc(uid_cachep, GFP_KERNEL);
- if (!new)
+ if (!new) {
+ uids_mutex_unlock();
return NULL;
+ }
+
new->uid = uid;
atomic_set(&new->__count, 1);
atomic_set(&new->processes, 0);
@@ -355,6 +358,7 @@ struct user_struct * alloc_uid(struct user_namespace *ns, uid_t uid)
if (alloc_uid_keyring(new, current) < 0) {
kmem_cache_free(uid_cachep, new);
+ uids_mutex_unlock();
return NULL;
}
@@ -362,6 +366,7 @@ struct user_struct * alloc_uid(struct user_namespace *ns, uid_t uid)
key_put(new->uid_keyring);
key_put(new->session_keyring);
kmem_cache_free(uid_cachep, new);
+ uids_mutex_unlock();
return NULL;
}