xen/xenbus: Correct the comments for xenbus_grant_ring()
authorChen Gang <gang.chen.5i5j@gmail.com>
Fri, 26 Sep 2014 15:34:29 +0000 (23:34 +0800)
committerDavid Vrabel <david.vrabel@citrix.com>
Mon, 6 Oct 2014 09:27:56 +0000 (10:27 +0100)
A grant reference (which is a positive number) can indicate success, so
the original comments need be improved.

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

No differences found