santactl/sync: Catch rare crash in FCM parsing (#609)

google · Sep 23, 2021 · 4bb5804 · 4bb5804
1 parent e68fb72
commit 4bb5804
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/Source/santactl/Commands/sync/SNTCommandSyncManager.m b/Source/santactl/Commands/sync/SNTCommandSyncManager.m
@@ -290,6 +290,10 @@ - (NSData *)messageDataFromFCMmessage:(NSDictionary *)FCMmessage {
 }
 
 - (NSDictionary *)messageFromMessageData:(NSData *)messageData {
+  if (!messageData) {
+    LOGD(@"Unable to parse push notification message data");
+    return nil;
+  }
   NSError *error;
   NSDictionary *rawMessage = [NSJSONSerialization JSONObjectWithData:messageData
                                                              options:0