From 46e3626adb86be2ff1321d26107cb75df07a7f4e Mon Sep 17 00:00:00 2001
From: Chen Gang <gang.chen.5i5j@gmail.com>
Date: Tue, 26 Aug 2014 23:38:44 +0800
Subject: [PATCH] xen/grant-table: refactor error cleanup in grow_gnttab_list()

The cleanup loop in grow_gnttab_list() is safe from the underflow of
the unsigned 'i' since nr_glist_frames is >= 1, but refactor it
anyway.

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
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