--- zzzz-none-000/linux-3.10.107/net/wimax/op-msg.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/net/wimax/op-msg.c	2021-02-04 17:41:59.000000000 +0000
@@ -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);
@@ -279,7 +279,7 @@
 
 	d_printf(1, dev, "CTX: wimax msg, %zu bytes\n", size);
 	d_dump(2, dev, msg, size);
-	genlmsg_multicast(skb, 0, wimax_gnl_mcg.id, GFP_KERNEL);
+	genlmsg_multicast(&wimax_gnl_family, skb, 0, 0, GFP_KERNEL);
 	d_printf(1, dev, "CTX: genl multicast done\n");
 	return 0;
 }
@@ -321,17 +321,6 @@
 }
 EXPORT_SYMBOL_GPL(wimax_msg);
 
-
-static const struct nla_policy wimax_gnl_msg_policy[WIMAX_GNL_ATTR_MAX + 1] = {
-	[WIMAX_GNL_MSG_IFIDX] = {
-		.type = NLA_U32,
-	},
-	[WIMAX_GNL_MSG_DATA] = {
-		.type = NLA_UNSPEC,	/* libnl doesn't grok BINARY yet */
-	},
-};
-
-
 /*
  * Relays a message from user space to the driver
  *
@@ -340,7 +329,6 @@
  *
  * This call will block while handling/relaying the message.
  */
-static
 int wimax_gnl_doit_msg_from_user(struct sk_buff *skb, struct genl_info *info)
 {
 	int result, ifindex;
@@ -355,8 +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]);
@@ -418,16 +405,3 @@
 	return result;
 }
 
-
-/*
- * Generic Netlink glue
- */
-
-struct genl_ops wimax_gnl_msg_from_user = {
-	.cmd = WIMAX_GNL_OP_MSG_FROM_USER,
-	.flags = GENL_ADMIN_PERM,
-	.policy = wimax_gnl_msg_policy,
-	.doit = wimax_gnl_doit_msg_from_user,
-	.dumpit = NULL,
-};
-