Fix possible NPE

Bug: 7398904
Change-Id: I6b7aba7a9bf52ca494cb4390b19525c98790bd49
diff --git a/java/src/com/android/inputmethod/latin/LatinIME.java b/java/src/com/android/inputmethod/latin/LatinIME.java
index c2afb1c..c66ff95 100644
--- a/java/src/com/android/inputmethod/latin/LatinIME.java
+++ b/java/src/com/android/inputmethod/latin/LatinIME.java
@@ -1932,7 +1932,7 @@
 
     private SuggestedWords getSuggestedWords(final int sessionId) {
         final Keyboard keyboard = mKeyboardSwitcher.getKeyboard();
-        if (keyboard == null) {
+        if (keyboard == null || mSuggest == null) {
             return SuggestedWords.EMPTY;
         }
         final String typedWord = mWordComposer.getTypedWord();