fix nullpointerexception in importkeyactivity

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java

@@ -428,9 +428,14 @@ public class ImportKeysActivity extends ActionBarActivity {
                 if (message.arg1 == KeychainIntentServiceHandler.MESSAGE_OKAY) {
                     // get returned data bundle
                     Bundle returnData = message.getData();
+                    if (returnData == null) {
+                        return;
+                    }
                     final ImportResult result =
                             returnData.getParcelable(KeychainIntentService.RESULT);
-
+                    if (result == null) {
+                        return;
+                    }
                     int resultType = result.getResult();
 
                     String str;

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/ImportKeysAdapter.java

@@ -85,6 +85,10 @@ public class ImportKeysAdapter extends ArrayAdapter<ImportKeysListEntry> {
 
     public ArrayList<ImportKeysListEntry> getSelectedEntries() {
         ArrayList<ImportKeysListEntry> selectedData = new ArrayList<ImportKeysListEntry>();
+        // Nothing to select, nvm.
+        if (mData == null) {
+            return selectedData;
+        }
         for (ImportKeysListEntry entry : mData) {
             if (entry.isSelected()) {
                 selectedData.add(entry);