arcmsr: call scsi_scan_host at the end of host initialization
arcmsr: call scsi_scan_host at the end of host initialization

Call scsi_scan_host at the end of host initialization and fix and error path
to free allocated resource.

Signed-off-by: Ching Huang <3e97e93c4594b67d3fa298f0985d167e996810fb@areca.com.tw>
Reviewed-by: Tomas Henzl <ed03cdd404c1c501a81ee6cc756c3c81b1d33f83@redhat.com>
Signed-off-by: Christoph Hellwig <923f7720577207a44b32e59bbfbea59d27f1ae8e@lst.de>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs