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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 <zhongjiang@huawei.com>
Acked-by: Benjamin Block <bblock@linux.ibm.com>
[maier@linux.ibm.com: depends on v4.3 4e3ca3e033
("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>
This commit is contained in:
parent
200858bbb6
commit
6be552276e
1 changed files with 7 additions and 14 deletions
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@ -248,20 +248,13 @@ static int zfcp_allocate_low_mem_buffers(struct zfcp_adapter *adapter)
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static void zfcp_free_low_mem_buffers(struct zfcp_adapter *adapter)
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{
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if (adapter->pool.erp_req)
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mempool_destroy(adapter->pool.erp_req);
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if (adapter->pool.scsi_req)
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mempool_destroy(adapter->pool.scsi_req);
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if (adapter->pool.scsi_abort)
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mempool_destroy(adapter->pool.scsi_abort);
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if (adapter->pool.qtcb_pool)
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mempool_destroy(adapter->pool.qtcb_pool);
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if (adapter->pool.status_read_req)
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mempool_destroy(adapter->pool.status_read_req);
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if (adapter->pool.sr_data)
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mempool_destroy(adapter->pool.sr_data);
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if (adapter->pool.gid_pn)
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mempool_destroy(adapter->pool.gid_pn);
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mempool_destroy(adapter->pool.erp_req);
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mempool_destroy(adapter->pool.scsi_req);
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mempool_destroy(adapter->pool.scsi_abort);
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mempool_destroy(adapter->pool.qtcb_pool);
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mempool_destroy(adapter->pool.status_read_req);
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mempool_destroy(adapter->pool.sr_data);
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mempool_destroy(adapter->pool.gid_pn);
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}
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/**
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