[ATM]: use NIPQUAD instead of open-coding it

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 9 deletions

diff --git a/net/atm/mpc.c b/net/atm/mpc.c
index b87c2a88bdce..0d2b994af511 100644
--- a/net/atm/mpc.c
+++ b/net/atm/mpc.c
@@ -560,7 +560,6 @@ static int atm_mpoa_vcc_attach(struct atm_vcc *vcc, void __user *arg)
         struct atmmpc_ioc ioc_data;
         in_cache_entry *in_entry;
         uint32_t  ipaddr;
-        unsigned char *ip;
 
         bytes_left = copy_from_user(&ioc_data, arg, sizeof(struct atmmpc_ioc));
         if (bytes_left != 0) {
@@ -583,9 +582,8 @@ static int atm_mpoa_vcc_attach(struct atm_vcc *vcc, void __user *arg)
                         if (in_entry != NULL) mpc->in_ops->put(in_entry);
                         return -EINVAL;
                 }
-                ip = (unsigned char*)&in_entry->ctrl_info.in_dst_ip;
                 printk("mpoa: (%s) mpc_vcc_attach: attaching ingress SVC, entry = %u.%u.%u.%u\n",
-                       mpc->dev->name, ip[0], ip[1], ip[2], ip[3]);
+                       mpc->dev->name, NIPQUAD(in_entry->ctrl_info.in_dst_ip));
                 in_entry->shortcut = vcc;
                 mpc->in_ops->put(in_entry);
         } else {
@@ -616,10 +614,8 @@ static void mpc_vcc_close(struct atm_vcc *vcc, struct net_device *dev)
         dprintk("mpoa: (%s) mpc_vcc_close:\n", dev->name);
         in_entry = mpc->in_ops->get_by_vcc(vcc, mpc);
         if (in_entry) {
-                unsigned char *ip __attribute__ ((unused)) =
-                    (unsigned char *)&in_entry->ctrl_info.in_dst_ip;
                 dprintk("mpoa: (%s) mpc_vcc_close: ingress SVC closed ip = %u.%u.%u.%u\n",
-                       mpc->dev->name, ip[0], ip[1], ip[2], ip[3]);
+                       mpc->dev->name, NIPQUAD(in_entry->ctrl_info.in_dst_ip));
                 in_entry->shortcut = NULL;
                 mpc->in_ops->put(in_entry);
         }
@@ -1154,18 +1150,17 @@ static void ingress_purge_rcvd(struct k_message *msg, struct mpoa_client *mpc)
 {
         uint32_t dst_ip = msg->content.in_info.in_dst_ip;
         uint32_t mask = msg->ip_mask;
-        unsigned char *ip = (unsigned char *)&dst_ip;
         in_cache_entry *entry = mpc->in_ops->get_with_mask(dst_ip, mpc, mask);
 
         if(entry == NULL){
                 printk("mpoa: (%s) ingress_purge_rcvd: purge for a non-existing entry, ", mpc->dev->name);
-                printk("ip = %u.%u.%u.%u\n", ip[0], ip[1], ip[2], ip[3]);
+                printk("ip = %u.%u.%u.%u\n", NIPQUAD(dst_ip));
                 return;
         }
 
         do {
                 dprintk("mpoa: (%s) ingress_purge_rcvd: removing an ingress entry, ip = %u.%u.%u.%u\n" ,
-                        mpc->dev->name, ip[0], ip[1], ip[2], ip[3]);
+                        mpc->dev->name, NIPQUAD(dst_ip));
                 write_lock_bh(&mpc->ingress_lock);
                 mpc->in_ops->remove_entry(entry, mpc);
                 write_unlock_bh(&mpc->ingress_lock);