scsi: zfcp: remove unnecessary null pointer check before mempool_destroy (6be55227) · Commits · 戴 / test

mempool_destroy has taken null pointer check into account. so remove the redundant check. Signed-off-by:

zhong jiang <zhongjiang@huawei.com> Acked-by:

Benjamin Block <bblock@linux.ibm.com> [maier@linux.ibm.com: depends on v4.3 ("mm/mempool: allow NULL `pool' pointer in mempool_destroy()")] Signed-off-by:

Steffen Maier <maier@linux.ibm.com> Signed-off-by:

Martin K. Petersen <martin.petersen@oracle.com>

drivers/s390/scsi/zfcp_aux.c

+7 −14

Original line number	Diff line number	Diff line
		@@ -248,19 +248,12 @@ 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);
		}

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