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vhost: fix get_user_pages_fast error handling
author
Michael S. Tsirkin
<mst@redhat.com>
Tue, 23 Feb 2010 09:25:23 +0000
(11:25 +0200)
committer
Michael S. Tsirkin
<mst@redhat.com>
Sun, 28 Feb 2010 17:42:36 +0000
(19:42 +0200)
get_user_pages_fast returns number of pages on success, negative value
on failure, but never 0. Fix vhost code to match this logic.
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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git.openpandora.org / pandora-kernel.git / commitdiff