[PATCH] sky2: use ALIGN() macro

The ALIGN() macro in kernel.h does the same math that the
sky2 driver was using for padding.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 2 insertions, 4 deletions

diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 6673ddf763a4..393ee635b6c4 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -925,8 +925,7 @@ static inline struct sk_buff *sky2_alloc_skb(unsigned int size, gfp_t gfp_mask)
         skb = alloc_skb(size + RX_SKB_ALIGN, gfp_mask);
         if (likely(skb)) {
                 unsigned long p = (unsigned long) skb->data;
-                skb_reserve(skb,
-                        ((p + RX_SKB_ALIGN - 1) & ~(RX_SKB_ALIGN - 1)) - p);
+                skb_reserve(skb, ALIGN(p, RX_SKB_ALIGN) - p);
         }
 
         return skb;
@@ -1686,13 +1685,12 @@ static void sky2_tx_timeout(struct net_device *dev)
 }
 
 
-#define roundup(x, y)   ((((x)+((y)-1))/(y))*(y))
 /* Want receive buffer size to be multiple of 64 bits
  * and incl room for vlan and truncation
  */
 static inline unsigned sky2_buf_size(int mtu)
 {
-        return roundup(mtu + ETH_HLEN + VLAN_HLEN, 8) + 8;
+        return ALIGN(mtu + ETH_HLEN + VLAN_HLEN, 8) + 8;
 }
 
 static int sky2_change_mtu(struct net_device *dev, int new_mtu)