Do not process any SCSI and IOCTL command further (return them with
appropriate return values to callers), while driver removal is in
progress or PCI shutdown is invoked.
Signed-off-by: NSumit Saxena <sumit.saxena@avagotech.com>
Signed-off-by: NKashyap Desai <kashyap.desai@avagotech.com>
Reviewed-by: NTomas Henzl <thenzl@redhat.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>