From 6be552276e3cc0a04d734dc93cb837e64b6d9e33 Mon Sep 17 00:00:00 2001 From: zhong jiang Date: Thu, 8 Nov 2018 15:44:37 +0100 Subject: scsi: zfcp: remove unnecessary null pointer check before mempool_destroy mempool_destroy has taken null pointer check into account. so remove the redundant check. Signed-off-by: zhong jiang Acked-by: Benjamin Block [maier@linux.ibm.com: depends on v4.3 4e3ca3e033d1 ("mm/mempool: allow NULL `pool' pointer in mempool_destroy()")] Signed-off-by: Steffen Maier Signed-off-by: Martin K. Petersen --- drivers/s390/scsi/zfcp_aux.c | 21 +++++++-------------- 1 file changed, 7 insertions(+), 14 deletions(-) (limited to 'drivers/s390') diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index 94f4d8fe85e0..e06c3f21e51d 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -248,20 +248,13 @@ static int zfcp_allocate_low_mem_buffers(struct zfcp_adapter *adapter) static void zfcp_free_low_mem_buffers(struct zfcp_adapter *adapter) { - if (adapter->pool.erp_req) - mempool_destroy(adapter->pool.erp_req); - if (adapter->pool.scsi_req) - mempool_destroy(adapter->pool.scsi_req); - if (adapter->pool.scsi_abort) - mempool_destroy(adapter->pool.scsi_abort); - if (adapter->pool.qtcb_pool) - mempool_destroy(adapter->pool.qtcb_pool); - if (adapter->pool.status_read_req) - mempool_destroy(adapter->pool.status_read_req); - if (adapter->pool.sr_data) - mempool_destroy(adapter->pool.sr_data); - if (adapter->pool.gid_pn) - mempool_destroy(adapter->pool.gid_pn); + mempool_destroy(adapter->pool.erp_req); + mempool_destroy(adapter->pool.scsi_req); + mempool_destroy(adapter->pool.scsi_abort); + mempool_destroy(adapter->pool.qtcb_pool); + mempool_destroy(adapter->pool.status_read_req); + mempool_destroy(adapter->pool.sr_data); + mempool_destroy(adapter->pool.gid_pn); } /** -- cgit v1.2.3