scsi: megaraid_sas: NULL check before some freeing functions is not needed

NULL check before some freeing functions is not needed.

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Acked-by: Sumit Saxena <sumit.saxena@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

3 files changed, 8 insertions, 16 deletions

diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c
index 3b7abe5ca7f5..7f9ba88d1c2d 100644
--- a/drivers/scsi/megaraid/megaraid_mbox.c
+++ b/drivers/scsi/megaraid/megaraid_mbox.c
@@ -1243,8 +1243,7 @@ megaraid_mbox_teardown_dma_pools(adapter_t *adapter)
                 dma_pool_free(raid_dev->sg_pool_handle, sg_pci_blk[i].vaddr,
                         sg_pci_blk[i].dma_addr);
         }
-        if (raid_dev->sg_pool_handle)
-                dma_pool_destroy(raid_dev->sg_pool_handle);
+        dma_pool_destroy(raid_dev->sg_pool_handle);
 
 
         epthru_pci_blk = raid_dev->epthru_pool;
@@ -1252,8 +1251,7 @@ megaraid_mbox_teardown_dma_pools(adapter_t *adapter)
                 dma_pool_free(raid_dev->epthru_pool_handle,
                         epthru_pci_blk[i].vaddr, epthru_pci_blk[i].dma_addr);
         }
-        if (raid_dev->epthru_pool_handle)
-                dma_pool_destroy(raid_dev->epthru_pool_handle);
+        dma_pool_destroy(raid_dev->epthru_pool_handle);
 
 
         mbox_pci_blk = raid_dev->mbox_pool;
@@ -1261,8 +1259,7 @@ megaraid_mbox_teardown_dma_pools(adapter_t *adapter)
                 dma_pool_free(raid_dev->mbox_pool_handle,
                         mbox_pci_blk[i].vaddr, mbox_pci_blk[i].dma_addr);
         }
-        if (raid_dev->mbox_pool_handle)
-                dma_pool_destroy(raid_dev->mbox_pool_handle);
+        dma_pool_destroy(raid_dev->mbox_pool_handle);
 
         return;
 }
diff --git a/drivers/scsi/megaraid/megaraid_mm.c b/drivers/scsi/megaraid/megaraid_mm.c
index 8428247015db..3ce837e4b24c 100644
--- a/drivers/scsi/megaraid/megaraid_mm.c
+++ b/drivers/scsi/megaraid/megaraid_mm.c
@@ -1017,8 +1017,7 @@ memalloc_error:
         kfree(adapter->kioc_list);
         kfree(adapter->mbox_list);
 
-        if (adapter->pthru_dma_pool)
-                dma_pool_destroy(adapter->pthru_dma_pool);
+        dma_pool_destroy(adapter->pthru_dma_pool);
 
         kfree(adapter);
 
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index 8f37ad83be9a..f2cbdcaef606 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -807,10 +807,8 @@ megasas_free_rdpq_fusion(struct megasas_instance *instance) {
 
         }
 
-        if (fusion->reply_frames_desc_pool)
-                dma_pool_destroy(fusion->reply_frames_desc_pool);
-        if (fusion->reply_frames_desc_pool_align)
-                dma_pool_destroy(fusion->reply_frames_desc_pool_align);
+        dma_pool_destroy(fusion->reply_frames_desc_pool);
+        dma_pool_destroy(fusion->reply_frames_desc_pool_align);
 
         if (fusion->rdpq_virt)
                 dma_free_coherent(&instance->pdev->dev,
@@ -830,8 +828,7 @@ megasas_free_reply_fusion(struct megasas_instance *instance) {
                         fusion->reply_frames_desc[0],
                         fusion->reply_frames_desc_phys[0]);
 
-        if (fusion->reply_frames_desc_pool)
-                dma_pool_destroy(fusion->reply_frames_desc_pool);
+        dma_pool_destroy(fusion->reply_frames_desc_pool);
 
 }
 
@@ -1623,8 +1620,7 @@ static inline void megasas_free_ioc_init_cmd(struct megasas_instance *instance)
                                   fusion->ioc_init_cmd->frame,
                                   fusion->ioc_init_cmd->frame_phys_addr);
 
-        if (fusion->ioc_init_cmd)
-                kfree(fusion->ioc_init_cmd);
+        kfree(fusion->ioc_init_cmd);
 }
 
 /**