Merge branch 'next' into for-linus

1 files changed, 5 insertions, 4 deletions

diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 42c317874cfa..43a5a3b0be79 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -185,10 +185,11 @@ int ptrace_attach(struct task_struct *task)
 	if (same_thread_group(task, current))
 		goto out;
 
-	/* Protect exec's credential calculations against our interference;
-	 * SUID, SGID and LSM creds get determined differently under ptrace.
+	/* Protect the target's credential calculations against our
+	 * interference; SUID, SGID and LSM creds get determined differently
+	 * under ptrace.
 	 */
-	retval = mutex_lock_interruptible(&task->cred_exec_mutex);
+	retval = mutex_lock_interruptible(&task->cred_guard_mutex);
 	if (retval  < 0)
 		goto out;
 
@@ -232,7 +233,7 @@ repeat:
 bad:
 	write_unlock_irqrestore(&tasklist_lock, flags);
 	task_unlock(task);
-	mutex_unlock(&task->cred_exec_mutex);
+	mutex_unlock(&task->cred_guard_mutex);
 out:
 	return retval;
 }