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authorIngo Molnar <mingo@elte.hu>2010-03-04 13:51:29 +0300
committerIngo Molnar <mingo@elte.hu>2010-03-04 13:51:29 +0300
commite02c4fd3142dfb9412531bbfabd510a2a7c6ea46 (patch)
tree61b64506b2c016e050f940a89d1ffd36b7c00fdf /include/linux/cred.h
parentae1f30384baef4056438d81b305a6a5199b0d16c (diff)
parentac91d85456372a90af5b85eb6620fd2efb1e431b (diff)
downloadlinux-e02c4fd3142dfb9412531bbfabd510a2a7c6ea46.tar.xz
Merge branch 'tip/tracing/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into tracing/urgent
Diffstat (limited to 'include/linux/cred.h')
-rw-r--r--include/linux/cred.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/cred.h b/include/linux/cred.h
index 4e3387a89cb9..4db09f89b637 100644
--- a/include/linux/cred.h
+++ b/include/linux/cred.h
@@ -280,7 +280,7 @@ 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_is_held(&tasklist_lock))))
/**
* get_task_cred - Get another task's objective credentials