dma_pool_destroy() can handle NULL pointer correctly, so there is no need to check NULL pointer before calling dma_pool_destroy(). Signed-off-by: Chengguang Xu <cgxu519@xxxxxxx> --- drivers/scsi/megaraid/megaraid_mbox.c | 9 +++------ 1 file changed, 3 insertions(+), 6 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; } -- 2.17.2
