From 8349ee6a7b953811e0897c2b9c25827ca5c58e04 Mon Sep 17 00:00:00 2001
From: Zoey Chen <zoeychen@google.com>
Date: Thu, 23 Dec 2021 21:13:36 +0800
Subject: [PATCH] [Settings] Should back to previous page when removing the SIM
 (subinfo is null)

Test: atest
Bug: 211843783
Change-Id: I5fc2ecdf26848af246baab42a11c239a7aa82ee1
---
 .../settings/network/telephony/MobileNetworkSettings.java    | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/com/android/settings/network/telephony/MobileNetworkSettings.java b/src/com/android/settings/network/telephony/MobileNetworkSettings.java
index 3110d6abb75..763962c492f 100644
--- a/src/com/android/settings/network/telephony/MobileNetworkSettings.java
+++ b/src/com/android/settings/network/telephony/MobileNetworkSettings.java
@@ -280,6 +280,11 @@ public class MobileNetworkSettings extends AbstractMobileNetworkSettings {
             return;
         }
 
+        if (SubscriptionUtil.getSubscriptionOrDefault(getContext(), mSubId) == null) {
+            finishFragment();
+            return;
+        }
+
         ThreadUtils.postOnMainThread(() -> {
             mActiveSubscriptionsListenerCount = 0;
             redrawPreferenceControllers();