]> www.infradead.org Git - users/jedix/linux-maple.git/commit
xen/manage: correct return value check on xenbus_scanf()
authorJan Beulich <JBeulich@suse.com>
Fri, 3 Feb 2017 08:54:05 +0000 (01:54 -0700)
committerChuck Anderson <chuck.anderson@oracle.com>
Wed, 13 Sep 2017 04:37:45 +0000 (21:37 -0700)
commitac328fb6b7ac0325bcb629f2ecd21a90742a10d1
tree51fb145d8c10637d29bc2dc21150020da01b472b
parent5c6d82911e7bc8faa2f7b88c7bb9e534dc8dc1ee
xen/manage: correct return value check on xenbus_scanf()

A negative return value indicates an error; in fact the function at
present won't ever return zero.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
OraBug: 26662731

(cherry picked from commit 4fed1b125eb6252bde478665fc05d4819f774fa8)
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Reviewed-by: Joao Martins <joao.m.martins@oracle.com>
drivers/xen/manage.c