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/ips.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c index e8bc8d328bab..ad941bb28060 100644 --- a/drivers/scsi/ips.c +++ b/drivers/scsi/ips.c @@ -4322,8 +4322,6 @@ ips_allocatescbs(ips_ha_t * ha) return 0; } - memset(ha->scbs, 0, ha->max_cmds * sizeof (ips_scb_t)); - for (i = 0; i < ha->max_cmds; i++) { scb_p = &ha->scbs[i]; scb_p->scb_busaddr = command_dma + sizeof (ips_scb_t) * i; -- 2.11.0