diff options
Diffstat (limited to 'include/linux/cred.h')
| -rw-r--r-- | include/linux/cred.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/include/linux/cred.h b/include/linux/cred.h index 4e3387a89cb..75c0fa88130 100644 --- a/include/linux/cred.h +++ b/include/linux/cred.h @@ -156,7 +156,6 @@ extern int copy_creds(struct task_struct *, unsigned long); extern struct cred *cred_alloc_blank(void); extern struct cred *prepare_creds(void); extern struct cred *prepare_exec_creds(void); -extern struct cred *prepare_usermodehelper_creds(void); extern int commit_creds(struct cred *); extern void abort_creds(struct cred *); extern const struct cred *override_creds(const struct cred *); @@ -280,7 +279,7 @@ static inline void put_cred(const struct cred *_cred) * task or by holding tasklist_lock to prevent it from being unlinked. */ #define __task_cred(task) \ - ((const struct cred *)(rcu_dereference((task)->real_cred))) + ((const struct cred *)(rcu_dereference_check((task)->real_cred, rcu_read_lock_held() || lockdep_tasklist_lock_is_held()))) /** * get_task_cred - Get another task's objective credentials |