In commit af7ddd8a627c
("Merge tag 'dma-mapping-4.21' of 
git://git.infradead.org/users/hch/dma-mapping"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.

Signed-off-by: Fuqian Huang <[email protected]>
---
 drivers/scsi/arcmsr/arcmsr_hba.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 88053b15c363..a0d0dc83184f 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -727,7 +727,6 @@ static int arcmsr_alloc_ccb_pool(struct AdapterControlBlock 
*acb)
        }
        acb->dma_coherent = dma_coherent;
        acb->dma_coherent_handle = dma_coherent_handle;
-       memset(dma_coherent, 0, acb->uncache_size);
        acb->ccbsize = roundup_ccbsize;
        ccb_tmp = dma_coherent;
        curr_phy_upper32 = upper_32_bits(dma_coherent_handle);
-- 
2.11.0

Reply via email to