[IPV4]: annotate struct in_ifaddr

ifa_local, ifa_address, ifa_mask, ifa_broadcast and ifa_anycast are
net-endian.  Annotated them and variables that are inferred to be
net-endian.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c
index 7ec2b2f..b0bc5dd 100644
--- a/drivers/net/wan/hdlc_cisco.c
+++ b/drivers/net/wan/hdlc_cisco.c
@@ -161,7 +161,7 @@
 	struct hdlc_header *data = (struct hdlc_header*)skb->data;
 	struct cisco_packet *cisco_data;
 	struct in_device *in_dev;
-	u32 addr, mask;
+	__be32 addr, mask;
 
 	if (skb->len < sizeof(struct hdlc_header))
 		goto rx_error;