tree 8e7950d8379ec4d6bf00efc1f800e27fecb1fd04
parent 94e7340b5db8bce7866e44e700ffa8fd26585c7e
author Paolo Bonzini <pbonzini@redhat.com> 1331114734 +0100
committer Paolo Bonzini <pbonzini@redhat.com> 1334846203 +0200

nbd: consistently check for <0 or >=0

This prepares for the following patch, which changes -1 return values
to negative errno.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>