fix md5 bug

@@ -84,9 +84,7 @@ public class SecurityTool {
         return buf.toString();
     }
 
-    public static String getPassword(String account, String origalPassword, String salt) {
-        // 将原始密码加密成md5
-        String md5pass = encode("MD5",origalPassword);
+    public static String getPassword(String account, String md5pass, String salt) {
         //用户在数据库中存储的数据为:md5(sha1(account + salt) + md5pass)
         String encodePass = encode("MD5", encode("SHA1",account + salt) + md5pass);
         return encodePass;