[PATCH net-next 04/12] net: mscc: ocelot: use DIV_ROUND_UP helper in ocelot_port_inject_frame
From: Vladimir Oltean <olteanv@gmail.com>
Date: 2021-02-13 00:15:17
Subsystem:
networking drivers, ocelot ethernet switch driver, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Vladimir Oltean, Linus Torvalds
From: Vladimir Oltean <vladimir.oltean@nxp.com> This looks a bit nicer than the open-coded "(x + 3) % 4" idiom. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> --- drivers/net/ethernet/mscc/ocelot_net.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mscc/ocelot_net.c b/drivers/net/ethernet/mscc/ocelot_net.c
index b5ffe6724eb7..1ab453298a18 100644
--- a/drivers/net/ethernet/mscc/ocelot_net.c
+++ b/drivers/net/ethernet/mscc/ocelot_net.c@@ -563,7 +563,7 @@ static int ocelot_port_xmit(struct sk_buff *skb, struct net_device *dev) ocelot_write_rix(ocelot, (__force u32)cpu_to_be32(ifh[i]), QS_INJ_WR, grp); - count = (skb->len + 3) / 4; + count = DIV_ROUND_UP(skb->len, 4); last = skb->len % 4; for (i = 0; i < count; i++) ocelot_write_rix(ocelot, ((u32 *)skb->data)[i], QS_INJ_WR, grp);
--
2.25.1