From 0f0eb4e8cee4c1f042ffdbc4f77e755c757920a8 Mon Sep 17 00:00:00 2001
From: James Miller <bensie@gmail.com>
Date: Thu, 2 Sep 2010 05:32:51 +0800
Subject: [PATCH] Fix for failed first-ever logins on PostgreSQL where column
 default is nil

---
 lib/devise/models/lockable.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/devise/models/lockable.rb b/lib/devise/models/lockable.rb
index ef58b4bc..8e1bc904 100644
--- a/lib/devise/models/lockable.rb
+++ b/lib/devise/models/lockable.rb
@@ -82,6 +82,8 @@ module Devise
         when TrueClass
           self.failed_attempts = 0
         when FalseClass
+          # PostgreSQL uses nil as the default value for integer columns set to 0
+          self.failed_attempts ||= 0
           self.failed_attempts += 1
           if attempts_exceeded?
             lock_access!