scsi: hisi_sas: only zero slot memory when reused
authorJohn Garry <john.garry@huawei.com>
Tue, 6 Sep 2016 15:36:14 +0000 (23:36 +0800)
committerMartin K. Petersen <martin.petersen@oracle.com>
Wed, 14 Sep 2016 16:54:17 +0000 (12:54 -0400)
commit59ba49f9d6ab0b265f692ae37d9787d6dbb39f00
treedba3301a016239289fa48690a491479a0bcc55e3
parentf1dc358408330f6ffc4cf3fa6353684f4a976f43
scsi: hisi_sas: only zero slot memory when reused

Currently the slot memory is zeroed when it is freed and also when it is
reused, like in hisi_sas_task_prep(). Optimise by avoiding the redundant
zeroing in the free.

Signed-off-by: John Garry <john.garry@huawei.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/hisi_sas/hisi_sas_main.c