wimax: convert printk to pr_foo()

Use current logging functions and add module name prefix.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/wimax/op-msg.c b/net/wimax/op-msg.c
index c278b33..54aa146 100644
--- a/net/wimax/op-msg.c
+++ b/net/wimax/op-msg.c
@@ -189,7 +189,7 @@
 	nla = nlmsg_find_attr(nlh, sizeof(struct genlmsghdr),
 			      WIMAX_GNL_MSG_DATA);
 	if (nla == NULL) {
-		printk(KERN_ERR "Cannot find attribute WIMAX_GNL_MSG_DATA\n");
+		pr_err("Cannot find attribute WIMAX_GNL_MSG_DATA\n");
 		return NULL;
 	}
 	*size = nla_len(nla);
@@ -211,7 +211,7 @@
 	nla = nlmsg_find_attr(nlh, sizeof(struct genlmsghdr),
 			      WIMAX_GNL_MSG_DATA);
 	if (nla == NULL) {
-		printk(KERN_ERR "Cannot find attribute WIMAX_GNL_MSG_DATA\n");
+		pr_err("Cannot find attribute WIMAX_GNL_MSG_DATA\n");
 		return NULL;
 	}
 	return nla_data(nla);
@@ -232,7 +232,7 @@
 	nla = nlmsg_find_attr(nlh, sizeof(struct genlmsghdr),
 			      WIMAX_GNL_MSG_DATA);
 	if (nla == NULL) {
-		printk(KERN_ERR "Cannot find attribute WIMAX_GNL_MSG_DATA\n");
+		pr_err("Cannot find attribute WIMAX_GNL_MSG_DATA\n");
 		return -EINVAL;
 	}
 	return nla_len(nla);
@@ -343,8 +343,7 @@
 	d_fnstart(3, NULL, "(skb %p info %p)\n", skb, info);
 	result = -ENODEV;
 	if (info->attrs[WIMAX_GNL_MSG_IFIDX] == NULL) {
-		printk(KERN_ERR "WIMAX_GNL_MSG_FROM_USER: can't find IFIDX "
-		       "attribute\n");
+		pr_err("WIMAX_GNL_MSG_FROM_USER: can't find IFIDX attribute\n");
 		goto error_no_wimax_dev;
 	}
 	ifindex = nla_get_u32(info->attrs[WIMAX_GNL_MSG_IFIDX]);