From b3eb3084f5297c93a85c9600350b8c041541baca Mon Sep 17 00:00:00 2001
From: Zoey Chen <zoeychen@google.com>
Date: Thu, 28 Jan 2021 16:38:29 +0800
Subject: [PATCH] [PhysicalChannelConfig] RIL will report UNKNOWN range to
 PhysicalChannelConfig and it can not throw out Exception.

Bug: 178632267
Test: manual
Change-Id: I02caa256b3725f09859d6af38649a62f52862158
---
 telephony/java/android/telephony/PhysicalChannelConfig.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/telephony/java/android/telephony/PhysicalChannelConfig.java b/telephony/java/android/telephony/PhysicalChannelConfig.java
index b359ebed26839..fadf0e1b84d93 100644
--- a/telephony/java/android/telephony/PhysicalChannelConfig.java
+++ b/telephony/java/android/telephony/PhysicalChannelConfig.java
@@ -554,7 +554,8 @@ public final class PhysicalChannelConfig implements Parcelable {
         }
 
         public @NonNull Builder setFrequencyRange(int frequencyRange) {
-            if (!ServiceState.isFrequencyRangeValid(frequencyRange)) {
+            if (!ServiceState.isFrequencyRangeValid(frequencyRange)
+                    && frequencyRange != ServiceState.FREQUENCY_RANGE_UNKNOWN) {
                 throw new IllegalArgumentException("Frequency range: " + frequencyRange +
                         " is invalid.");
             }