From 457712a0bc5389b75d2c93840a684fd77df2aabb Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@inktank.com>
Date: Mon, 24 Sep 2012 21:04:57 -0700
Subject: [PATCH] ceph: return EIO on invalid layout on GET_DATALOC ioctl

If the user calls GET_DATALOC on a file with an invalid (e.g.,
zeroed) layout, return EIO to userland.

Signed-off-by: Sage Weil <sage@inktank.com>
Reviewed-by: Alex Elder <elder@inktank.com>
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Reading git-format-patch failed