scsi: aacraid: Skip IOP reset on controller panic(SMART Family)

scsi: aacraid: Skip IOP reset on controller panic(SMART Family)

BugLink: http://bugs.launchpad.net/bugs/1668726
When the SMART family of controller panic (KERNEL_PANIC) , they do not
honor IOP resets. So better to skip it and directly perform a IWBR reset.

Signed-off-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@microsemi.com>
Reviewed-by: David Carroll <David.Carroll@microsemi.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from linux-next commit 146aa1786d4978795cab5347d810e00236dea1c3)
Signed-off-by: Seth Forshee <seth.forshee@canonical.com>