diff mbox

scsi: megaraid: Use dma_pool_zalloc()

Message ID 20180215162506.GA9306@jordon-HP-15-Notebook-PC (mailing list archive)
State Deferred
Headers show

Commit Message

Souptick Joarder Feb. 15, 2018, 4:25 p.m. UTC 
Use dma_pool_zalloc() instead of dma_pool_alloc + memset

Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
---
 drivers/scsi/megaraid/megaraid_sas_base.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

--
1.9.1

Comments

Martin K. Petersen March 7, 2018, 2:14 a.m. UTC | #1 
Souptick,

> Use dma_pool_zalloc() instead of dma_pool_alloc + memset

Applied to 4.17/scsi-queue.
diff mbox

Patch

diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index a71ee67..905ea36 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -4022,7 +4022,7 @@  static int megasas_create_frame_pool(struct megasas_instance *instance)

 		cmd = instance->cmd_list[i];

-		cmd->frame = dma_pool_alloc(instance->frame_dma_pool,
+		cmd->frame = dma_pool_zalloc(instance->frame_dma_pool,
 					    GFP_KERNEL, &cmd->frame_phys_addr);

 		cmd->sense = dma_pool_alloc(instance->sense_dma_pool,
@@ -4038,7 +4038,6 @@  static int megasas_create_frame_pool(struct megasas_instance *instance)
 			return -ENOMEM;
 		}

-		memset(cmd->frame, 0, instance->mfi_frame_size);
 		cmd->frame->io.context = cpu_to_le32(cmd->index);
 		cmd->frame->io.pad_0 = 0;
 		if ((instance->adapter_type == MFI_SERIES) && reset_devices)