scsi: arcmsr: Use dma_alloc_coherent to replace dma_zalloc_coherent

From Ching Huang <ching2048@areca.com.tw>

dma_zalloc_coherent will be phased out. Use dma_alloc_coherent instead.
Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/arcmsr/arcmsr_hba.c

@@ -642,7 +642,7 @@ static bool arcmsr_alloc_io_queue(struct AdapterControlBlock *acb)
 	switch (acb->adapter_type) {
 	case ACB_ADAPTER_TYPE_B: {
 		acb->ioqueue_size = roundup(sizeof(struct MessageUnit_B), 32);
-		dma_coherent = dma_zalloc_coherent(&pdev->dev, acb->ioqueue_size,
+		dma_coherent = dma_alloc_coherent(&pdev->dev, acb->ioqueue_size,
 			&dma_coherent_handle, GFP_KERNEL);
 		if (!dma_coherent) {
 			pr_notice("arcmsr%d: DMA allocation failed\n", acb->host->host_no);
@@ -656,7 +656,7 @@ static bool arcmsr_alloc_io_queue(struct AdapterControlBlock *acb)
 		break;
 	case ACB_ADAPTER_TYPE_D: {
 		acb->ioqueue_size = roundup(sizeof(struct MessageUnit_D), 32);
-		dma_coherent = dma_zalloc_coherent(&pdev->dev, acb->ioqueue_size,
+		dma_coherent = dma_alloc_coherent(&pdev->dev, acb->ioqueue_size,
 			&dma_coherent_handle, GFP_KERNEL);
 		if (!dma_coherent) {
 			pr_notice("arcmsr%d: DMA allocation failed\n", acb->host->host_no);
@@ -672,7 +672,7 @@ static bool arcmsr_alloc_io_queue(struct AdapterControlBlock *acb)
 		uint32_t completeQ_size;
 		completeQ_size = sizeof(struct deliver_completeQ) * ARCMSR_MAX_HBE_DONEQUEUE + 128;
 		acb->ioqueue_size = roundup(completeQ_size, 32);
-		dma_coherent = dma_zalloc_coherent(&pdev->dev, acb->ioqueue_size,
+		dma_coherent = dma_alloc_coherent(&pdev->dev, acb->ioqueue_size,
 			&dma_coherent_handle, GFP_KERNEL);
 		if (!dma_coherent){
 			pr_notice("arcmsr%d: DMA allocation failed\n", acb->host->host_no);