From eb8052e015f2c015926db45943f8ee724ace97e5 Mon Sep 17 00:00:00 2001
From: Wenliang Fan <fanwlexca@gmail.com>
Date: Fri, 20 Dec 2013 15:28:56 +0800
Subject: [PATCH] fs/btrfs: Integer overflow in btrfs_ioctl_resize()

The local variable 'new_size' comes from userspace. If a large number
was passed, there would be an integer overflow in the following line:
	new_size = old_size + new_size;

Signed-off-by: Wenliang Fan <fanwlexca@gmail.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>
---
Reading git-format-patch failed