[PATCH net-next] net: chelsio: cxgb4: use eth_zero_addr() to assign zero address

From: Yang Yingliang
Date: Wed Jun 16 2021 - 02:40:35 EST


Using eth_zero_addr() to assign zero address insetad of
inefficient copy from an array.

Signed-off-by: Yang Yingliang <yangyingliang@xxxxxxxxxx>
---
drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index ae3ad99fbd06..9e3ea5f7be2e 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -7782,7 +7782,6 @@ int t4_free_encap_mac_filt(struct adapter *adap, unsigned int viid,
int idx, bool sleep_ok)
{
struct fw_vi_mac_exact *p;
- u8 addr[] = {0, 0, 0, 0, 0, 0};
struct fw_vi_mac_cmd c;
int ret = 0;
u32 exact;
@@ -7799,7 +7798,7 @@ int t4_free_encap_mac_filt(struct adapter *adap, unsigned int viid,
p = c.u.exact;
p->valid_to_idx = cpu_to_be16(FW_VI_MAC_CMD_VALID_F |
FW_VI_MAC_CMD_IDX_V(idx));
- memcpy(p->macaddr, addr, sizeof(p->macaddr));
+ eth_zero_addr(p->macaddr);
ret = t4_wr_mbox_meat(adap, adap->mbox, &c, sizeof(c), &c, sleep_ok);
return ret;
}
--
2.25.1