qla2xxx: Handle chip reset in target mode.

A chip reset can occur after driver submits command to the stack. Abort
command processing if a chip reset has occurred or in progress when you
get a follow up for a command.

Signed-off-by: Arun Easi <arun.easi@qlogic.com>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --cc drivers/scsi/qla2xxx/qla_def.h
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_gbl.h
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_init.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_iocb.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_target.c
Simple merge

diff --cc drivers/scsi/qla2xxx/qla_target.h
Simple merge