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From: Thomas Meyer <thomas@m3y3r.de>
To: james.smart@broadcom.com, dick.kennedy@broadcom.com,
	jejb@linux.vnet.ibm.com, martin.petersen@oracle.com,
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] scsi: lpfc: NULL check before some freeing functions is not needed.
Date: Sun, 02 Dec 2018 21:52:11 +0100	[thread overview]
Message-ID: <1543760930051-7732605-9-diffsplit-thomas@m3y3r.de> (raw)
In-Reply-To: <1543760930050-1499171309-0-diffsplit-thomas@m3y3r.de>

NULL check before some freeing functions is not needed.

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
---

diff -u -p a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
--- a/drivers/scsi/lpfc/lpfc_bsg.c
+++ b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -1276,8 +1276,7 @@ lpfc_bsg_hba_set_event(struct bsg_job *j
 	return 0; /* call job done later */
 
 job_error:
-	if (dd_data != NULL)
-		kfree(dd_data);
+	kfree(dd_data);
 
 	job->dd_data = NULL;
 	return rc;
diff -u -p a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -12450,8 +12450,7 @@ lpfc_sli4_oas_verify(struct lpfc_hba *ph
 		phba->cfg_fof = 1;
 	} else {
 		phba->cfg_fof = 0;
-		if (phba->device_data_mem_pool)
-			mempool_destroy(phba->device_data_mem_pool);
+		mempool_destroy(phba->device_data_mem_pool);
 		phba->device_data_mem_pool = NULL;
 	}
 
diff -u -p a/drivers/scsi/lpfc/lpfc_mem.c b/drivers/scsi/lpfc/lpfc_mem.c
--- a/drivers/scsi/lpfc/lpfc_mem.c
+++ b/drivers/scsi/lpfc/lpfc_mem.c
@@ -248,25 +248,19 @@ lpfc_mem_free(struct lpfc_hba *phba)
 
 	/* Free HBQ pools */
 	lpfc_sli_hbqbuf_free_all(phba);
-	if (phba->lpfc_nvmet_drb_pool)
-		dma_pool_destroy(phba->lpfc_nvmet_drb_pool);
+	dma_pool_destroy(phba->lpfc_nvmet_drb_pool);
 	phba->lpfc_nvmet_drb_pool = NULL;
-	if (phba->lpfc_drb_pool)
-		dma_pool_destroy(phba->lpfc_drb_pool);
+	dma_pool_destroy(phba->lpfc_drb_pool);
 	phba->lpfc_drb_pool = NULL;
-	if (phba->lpfc_hrb_pool)
-		dma_pool_destroy(phba->lpfc_hrb_pool);
+	dma_pool_destroy(phba->lpfc_hrb_pool);
 	phba->lpfc_hrb_pool = NULL;
-	if (phba->txrdy_payload_pool)
-		dma_pool_destroy(phba->txrdy_payload_pool);
+	dma_pool_destroy(phba->txrdy_payload_pool);
 	phba->txrdy_payload_pool = NULL;
 
-	if (phba->lpfc_hbq_pool)
-		dma_pool_destroy(phba->lpfc_hbq_pool);
+	dma_pool_destroy(phba->lpfc_hbq_pool);
 	phba->lpfc_hbq_pool = NULL;
 
-	if (phba->rrq_pool)
-		mempool_destroy(phba->rrq_pool);
+	mempool_destroy(phba->rrq_pool);
 	phba->rrq_pool = NULL;
 
 	/* Free NLP memory pool */

  parent reply	other threads:[~2018-12-02 21:14 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-02 20:52 Cocci spatch "ifnullfree" - v4.20-rc4 Thomas Meyer
2018-12-02 20:52 ` [PATCH] scsi: NULL check before some freeing functions is not needed Thomas Meyer
2018-12-02 20:52 ` [PATCH] drm/amdgpu: " Thomas Meyer
2018-12-03 11:51   ` Koenig, Christian
2018-12-02 20:52 ` [PATCH] scsi: aic7xxx: " Thomas Meyer
2018-12-02 20:52 ` [PATCH] dlm: " Thomas Meyer
2018-12-02 20:52   ` [Cluster-devel] " Thomas Meyer
2018-12-02 20:52 ` [PATCH] [SCSI] zfcp: " Thomas Meyer
2018-12-03 10:59   ` Steffen Maier
2018-12-02 20:52 ` [PATCH] scsi: megaraid_sas: " Thomas Meyer
2018-12-03  6:40   ` Sumit Saxena
2018-12-03  6:40     ` Sumit Saxena
2018-12-08  2:40   ` Martin K. Petersen
2018-12-02 20:52 ` [PATCH] KVM: PPC: Book3S HV: " Thomas Meyer
2018-12-02 20:52   ` Thomas Meyer
2018-12-03  0:06   ` Suraj Jitindar Singh
2018-12-03  0:06     ` Suraj Jitindar Singh
2018-12-03  0:06     ` Suraj Jitindar Singh
2018-12-02 20:52 ` [PATCH] PM / AVS: SmartReflex: " Thomas Meyer
2018-12-11 18:53   ` Kevin Hilman
2018-12-17 11:45     ` Rafael J. Wysocki
2018-12-02 20:52 ` Thomas Meyer [this message]
2018-12-02 20:52 ` [PATCH] scsi: qla4xxx: " Thomas Meyer
2018-12-03  5:48   ` Rangankar, Manish
2018-12-03  5:48     ` Rangankar, Manish
2018-12-02 20:52 ` [PATCH] scsi: qedf: " Thomas Meyer
2018-12-03  5:57   ` Rangankar, Manish
2018-12-03  5:57     ` Rangankar, Manish
2018-12-08  2:41   ` Martin K. Petersen
2018-12-02 20:52 ` [PATCH] scsi: mpt3sas: " Thomas Meyer
2018-12-02 20:52 ` [PATCH] platform/x86: intel_ips: " Thomas Meyer
2018-12-03 19:10   ` Andy Shevchenko
2018-12-02 20:52 ` [PATCH] scsi: qla2xxx: " Thomas Meyer
2018-12-03 18:07   ` [EXT] " Madhani, Himanshu
2018-12-08  2:47   ` Martin K. Petersen
2018-12-02 20:52 ` [PATCH] scsi: ipr: " Thomas Meyer
2018-12-02 20:52 ` [PATCH] scsi: csiostor: " Thomas Meyer

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