pci_alloc_consistent calls dma_alloc_coherent directly.
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/infiniband/hw/nes/nes_verbs.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index 49024326a518..534f978f1a58 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -828,7 +828,6 @@ static int nes_setup_virt_qp(struct nes_qp *nesqp, struct nes_pbl *nespbl,
kunmap(nesqp->page);
return -ENOMEM;
}
- memset(nesqp->pbl_vbase, 0, 256);
/* fill in the page address in the pbl buffer.. */
tpbl = pblbuffer + 16;
pbl = (__le64 *)nespbl->pbl_vbase;
@@ -898,8 +897,6 @@ static int nes_setup_mmap_qp(struct nes_qp *nesqp, struct nes_vnic *nesvnic,
"host descriptor rings located @ %p (pa = 0x%08lX.) size = %u.\n",
mem, (unsigned long)nesqp->hwqp.sq_pbase, nesqp->qp_mem_size);
- memset(mem, 0, nesqp->qp_mem_size);
-
nesqp->hwqp.sq_vbase = mem;
mem += sizeof(struct nes_hw_qp_wqe) * sq_size;
--
2.11.0
