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(parent: cc27216) | patch
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)
committerBoris Ostrovsky <boris.ostrovsky@oracle.com>
Fri, 3 Feb 2017 16:26:40 +0000 (11:26 -0500)
commit4fed1b125eb6252bde478665fc05d4819f774fa8
treeb01d18177269f4c15286400ad389564e1846636etree | snapshot
parentcc272163ea554a97dac180fa8dd6cd54c2810bd1commit | diff
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>
drivers/xen/manage.c diff | blob | history
kernel
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