1 files changed, 3 insertions, 2 deletions
diff --git a/src/android/net/captiveportal/CapportApiProbeResult.java b/src/android/net/captiveportal/CapportApiProbeResult.java
index f693bed..e35b791 100644
--- a/src/android/net/captiveportal/CapportApiProbeResult.java
+++ b/src/android/net/captiveportal/CapportApiProbeResult.java
@@ -25,11 +25,12 @@ import com.android.networkstack.apishim.common.CaptivePortalDataShim;
  * @hide
  */
 public class CapportApiProbeResult extends CaptivePortalProbeResult {
-    @NonNull
+    // CaptivePortalData may be null if the capport API does not send any valid reply.
+    @Nullable
     private final CaptivePortalDataShim mCapportData;
 
     public CapportApiProbeResult(@NonNull CaptivePortalProbeResult result,
-            @NonNull CaptivePortalDataShim capportData) {
+            @Nullable CaptivePortalDataShim capportData) {
         this(result.mHttpResponseCode, result.redirectUrl, result.detectUrl, capportData,
                 result.probeType);
     }