The driver ignores the return value in a lot of places, fix
it at least somewhere (and release the resources in such cases),
to avoid that bad things happen.
Signed-off-by: NTomas Henzl <thenzl@redhat.com>
Acked-by: NSuresh Thiagarajan <Suresh.Thiagarajan@pmcs.com>
Acked-by: NJack Wang <xjtuwjp@gmail.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>