netfilter: ebtables: Use %pM conversion specifier

ebt_log uses its own implementation of print_mac to print MAC addresses.
This patch converts it to use the %pM conversion specifier for printk.

Signed-off-by: Tobias Klauser <klto@zhaw.ch>
Signed-off-by: Patrick McHardy <kaber@trash.net>

diff --git a/net/bridge/netfilter/ebt_log.c b/net/bridge/netfilter/ebt_log.c
index a94f3cc..e4ea3fd 100644 (file)
--- a/net/bridge/netfilter/ebt_log.c
+++ b/net/bridge/netfilter/ebt_log.c
@@ -50,14 +50,6 @@ struct arppayload
        unsigned char ip_dst[4];
 };
 
-static void print_MAC(const unsigned char *p)
-{
-       int i;
-
-       for (i = 0; i < ETH_ALEN; i++, p++)
-               printk("%02x%c", *p, i == ETH_ALEN - 1 ? ' ':':');
-}
-
 static void
 print_ports(const struct sk_buff *skb, uint8_t protocol, int offset)
 {
@@ -88,14 +80,11 @@ ebt_log_packet(u_int8_t pf, unsigned int hooknum,
        unsigned int bitmask;
 
        spin_lock_bh(&ebt_log_lock);
-       printk("<%c>%s IN=%s OUT=%s MAC source = ", '0' + loginfo->u.log.level,
-              prefix, in ? in->name : "", out ? out->name : "");
-
-       print_MAC(eth_hdr(skb)->h_source);
-       printk("MAC dest = ");
-       print_MAC(eth_hdr(skb)->h_dest);
-
-       printk("proto = 0x%04x", ntohs(eth_hdr(skb)->h_proto));
+       printk("<%c>%s IN=%s OUT=%s MAC source = %pM MAC dest = %pM proto = 0x%04x",
+              '0' + loginfo->u.log.level, prefix,
+              in ? in->name : "", out ? out->name : "",
+              eth_hdr(skb)->h_source, eth_hdr(skb)->h_dest,
+              ntohs(eth_hdr(skb)->h_proto));
 
        if (loginfo->type == NF_LOG_TYPE_LOG)
                bitmask = loginfo->u.log.logflags;
@@ -171,12 +160,8 @@ ebt_log_packet(u_int8_t pf, unsigned int hooknum,
                                printk(" INCOMPLETE ARP payload");
                                goto out;
                        }
-                       printk(" ARP MAC SRC=");
-                       print_MAC(ap->mac_src);
-                       printk(" ARP IP SRC=%pI4", ap->ip_src);
-                       printk(" ARP MAC DST=");
-                       print_MAC(ap->mac_dst);
-                       printk(" ARP IP DST=%pI4", ap->ip_dst);
+                       printk(" ARP MAC SRC=%pM ARP IP SRC=%pI4 ARP MAC DST=%pM ARP IP DST=%pI4",
+                                       ap->mac_src, ap->ip_src, ap->mac_dst, ap->ip_dst);
                }
        }
 out: