diff --git a/drivers/misc/uid_sys_stats.c b/drivers/misc/uid_sys_stats.c
index c9ee4f0cd4e4..6934380014c0 100644
--- a/drivers/misc/uid_sys_stats.c
+++ b/drivers/misc/uid_sys_stats.c
@@ -96,9 +96,11 @@ static int uid_cputime_show(struct seq_file *m, void *v)
 {
 	struct uid_entry *uid_entry;
 	struct task_struct *task, *temp;
+	struct user_namespace *user_ns = current_user_ns();
 	u64 utime;
 	u64 stime;
 	unsigned long bkt;
+	uid_t uid;
 
 	rt_mutex_lock(&uid_lock);
 
@@ -109,14 +111,13 @@ static int uid_cputime_show(struct seq_file *m, void *v)
 
 	read_lock(&tasklist_lock);
 	do_each_thread(temp, task) {
-		uid_entry = find_or_register_uid(from_kuid_munged(
-			current_user_ns(), task_uid(task)));
+		uid = from_kuid_munged(user_ns, task_uid(task));
+		uid_entry = find_or_register_uid(uid);
 		if (!uid_entry) {
 			read_unlock(&tasklist_lock);
 			rt_mutex_unlock(&uid_lock);
 			pr_err("%s: failed to find the uid_entry for uid %d\n",
-				__func__, from_kuid_munged(current_user_ns(),
-				task_uid(task)));
+				__func__, uid);
 			return -ENOMEM;
 		}
 		task_cputime_adjusted(task, &utime, &stime);