Fix compile warnings: ignoring return value of 'xenbus_register_backend' ..
authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Thu, 8 Oct 2009 17:23:09 +0000 (13:23 -0400)
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Thu, 14 Apr 2011 22:26:07 +0000 (18:26 -0400)
We neglect to check the return value of xenbus_register_backend
and take actions when that fails. This patch fixes that and adds
code to deal with those type of failures.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>

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