1 files changed, 1 insertions, 1 deletions

diff --git a/fs/proc/base.c b/fs/proc/base.c
index db7636041c10..991482811f1e 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -2553,7 +2553,7 @@ static struct dentry *proc_task_lookup(struct inode *dir, struct dentry * dentry
         rcu_read_unlock();
         if (!task)
                 goto out;
-        if (leader->tgid != task->tgid)
+        if (!same_thread_group(leader, task))
                 goto out_drop_task;
 
         result = proc_task_instantiate(dir, dentry, task, NULL);