pull req rewritten. whitespace issues in original fix.

https://github.com/koush/Superuser/pull/10

diff --git a/Superuser/src/com/koushikdutta/superuser/util/Settings.java b/Superuser/src/com/koushikdutta/superuser/util/Settings.java
index daa66e4..596c398 100755 (executable)
--- a/Superuser/src/com/koushikdutta/superuser/util/Settings.java
+++ b/Superuser/src/com/koushikdutta/superuser/util/Settings.java
@@ -167,7 +167,7 @@ public class Settings {
         // 10^n possible values to brute force, where N is generally
         // 4. Ie, 10000. Yay, security theater. This really ought
         // to be a password.
-        if (value == null || value.length() == 0)
+        if (TextUtils.isEmpty(value))
             return null;
         try {
             MessageDigest digester = MessageDigest.getInstance("MD5");