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[RFC,v2,net-next,09/15] net: mscc: ocelot: use DIV_ROUND_UP helper in ocelot_port_inject_frame

Message ID 20201222134439.2478449-10-vladimir.oltean@nxp.com
State New
Headers show
Series [RFC,v2,net-next,01/15] net: dsa: tag_8021q: add helpers to deduce whether a VLAN ID is RX or TX VLAN | expand

Commit Message

Vladimir Oltean Dec. 22, 2020, 1:44 p.m. UTC 
This looks a bit nicer than the open-coded "(x + 3) % 4" idiom.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
---
Changes in v2:
Patch is new.

 drivers/net/ethernet/mscc/ocelot_net.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mscc/ocelot_net.c b/drivers/net/ethernet/mscc/ocelot_net.c
index 3a3bbd5e7883..7cc0fcd1df8d 100644
--- a/drivers/net/ethernet/mscc/ocelot_net.c
+++ b/drivers/net/ethernet/mscc/ocelot_net.c
@@ -386,7 +386,7 @@  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);