ieee1394: Use DIV_ROUND_UP
Julia Lawall [Sat, 2 Aug 2008 15:13:09 +0000 (17:13 +0200)]
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

drivers/ieee1394/csr1212.c
drivers/ieee1394/eth1394.c

index 9f95337..5e38a68 100644 (file)
@@ -84,7 +84,7 @@ static const u8 csr1212_key_id_type_map[0x30] = {
 
 
 #define quads_to_bytes(_q) ((_q) * sizeof(u32))
-#define bytes_to_quads(_b) (((_b) + sizeof(u32) - 1) / sizeof(u32))
+#define bytes_to_quads(_b) DIV_ROUND_UP(_b, sizeof(u32))
 
 static void free_keyval(struct csr1212_keyval *kv)
 {
index b166b35..2012869 100644 (file)
@@ -1361,7 +1361,7 @@ static unsigned int ether1394_encapsulate_prep(unsigned int max_payload,
                hdr->ff.dgl = dgl;
                adj_max_payload = max_payload - hdr_type_len[ETH1394_HDR_LF_FF];
        }
-       return (dg_size + adj_max_payload - 1) / adj_max_payload;
+       return DIV_ROUND_UP(dg_size, adj_max_payload);
 }
 
 static unsigned int ether1394_encapsulate(struct sk_buff *skb,