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 <huangfq.daxian@xxxxxxxxx> --- drivers/scsi/qlogicpti.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/scsi/qlogicpti.c b/drivers/scsi/qlogicpti.c index 9335849f6bea..7868db052042 100644 --- a/drivers/scsi/qlogicpti.c +++ b/drivers/scsi/qlogicpti.c @@ -828,8 +828,6 @@ static int qpti_map_queues(struct qlogicpti *qpti) printk("QPTI: Cannot map request queue.\n"); return -1; } - memset(qpti->res_cpu, 0, QSIZE(RES_QUEUE_LEN)); - memset(qpti->req_cpu, 0, QSIZE(QLOGICPTI_REQ_QUEUE_LEN)); return 0; } -- 2.11.0