keyctl_session_to_parent(): use thread_group_empty() to check singlethreadness

[pandora-kernel.git] / security / keys / keyctl.c

diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c
index 8f4dce1..13074b4 100644 (file)
--- a/security/keys/keyctl.c
+++ b/security/keys/keyctl.c
@@ -1269,7 +1269,7 @@ long keyctl_session_to_parent(void)
                goto not_permitted;
 
        /* the parent must be single threaded */
-       if (atomic_read(&parent->signal->count) != 1)
+       if (!thread_group_empty(parent))
                goto not_permitted;
 
        /* the parent and the child must have different session keyrings or