octeontx2-pf: Use memset_startat() helper in otx2_stop()

Use memset_startat() helper to simplify the code, there is no functional
change in this patch.

Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Link: https://lore.kernel.org/r/20220516092337.131653-1-xiujianfeng@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
index f83e5ca632ddf4a6fa4e71f9b4e4ee03a8522d6c..e193ffbc1fab6ac2008efa39e72767da88e79130 100644 (file)
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
@@ -1794,8 +1794,7 @@ int otx2_stop(struct net_device *netdev)
        kfree(qset->rq);
        kfree(qset->napi);
        /* Do not clear RQ/SQ ringsize settings */
-       memset((void *)qset + offsetof(struct otx2_qset, sqe_cnt), 0,
-              sizeof(*qset) - offsetof(struct otx2_qset, sqe_cnt));
+       memset_startat(qset, 0, sqe_cnt);
        return 0;
 }
 EXPORT_SYMBOL(otx2_stop);