Fix security level display

b/26979319

Change-Id: I049a7f8f7c7917fdc2739234077247116dd8159d
diff --git a/src/com/android/settings/DeviceInfoSettings.java b/src/com/android/settings/DeviceInfoSettings.java
index 2e74fdd..94336e6 100644
--- a/src/com/android/settings/DeviceInfoSettings.java
+++ b/src/com/android/settings/DeviceInfoSettings.java
@@ -104,7 +104,7 @@
         findPreference(KEY_FIRMWARE_VERSION).setEnabled(true);
 
         final String patch = DeviceInfoUtils.getSecurityPatch();
-        if (TextUtils.isEmpty(patch)) {
+        if (!TextUtils.isEmpty(patch)) {
             setStringSummary(KEY_SECURITY_PATCH, patch);
         } else {
             getPreferenceScreen().removePreference(findPreference(KEY_SECURITY_PATCH));