From e4bad1bcacd82b3d7727e30db26be3580bdc722a Mon Sep 17 00:00:00 2001
From: Philipp Reisner <philipp.reisner@linbit.com>
Date: Fri, 6 Apr 2012 12:08:51 +0200
Subject: [PATCH] drbd: Ensure that data_size is not 0 before using data_size-1
 as index

This could be exploited by a peer which runs modified code.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
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Reading git-format-patch failed