xen: don't print error message in case of missing Xenstore entry
authorJuergen Gross <jgross@suse.com>
Tue, 30 May 2017 18:52:26 +0000 (20:52 +0200)
committerJuergen Gross <jgross@suse.com>
Wed, 7 Jun 2017 07:48:02 +0000 (09:48 +0200)
commit4e93b6481c87ea5afde944a32b4908357ec58992
tree17863013d8ff01ae30710a19016f2124a1d4588d
parent84a0a967a44b9da6c5effff628aafa7698050574
xen: don't print error message in case of missing Xenstore entry

When registering for the Xenstore watch of the node control/sysrq the
handler will be called at once. Don't issue an error message if the
Xenstore node isn't there, as it will be created only when an event
is being triggered.

Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
drivers/xen/manage.c