tipc: move netlink policies to netlink.c

Make the c files less cluttered and enable netlink attributes to be
shared between files.

Signed-off-by: Richard Alpe <richard.alpe@ericsson.com>
Reviewed-by: Jon Maloy <jon.maloy@ericsson.com>
Acked-by: Parthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/tipc/bearer.c

@@ -40,6 +40,7 @@
 #include "link.h"
 #include "discover.h"
 #include "bcast.h"
+#include "netlink.h"
 
 #define MAX_ADDR_STR 60
 
@@ -54,23 +55,6 @@ static struct tipc_media * const media_info_array[] = {
 	NULL
 };
 
-static const struct nla_policy
-tipc_nl_bearer_policy[TIPC_NLA_BEARER_MAX + 1]	= {
-	[TIPC_NLA_BEARER_UNSPEC]		= { .type = NLA_UNSPEC },
-	[TIPC_NLA_BEARER_NAME] = {
-		.type = NLA_STRING,
-		.len = TIPC_MAX_BEARER_NAME
-	},
-	[TIPC_NLA_BEARER_PROP]			= { .type = NLA_NESTED },
-	[TIPC_NLA_BEARER_DOMAIN]		= { .type = NLA_U32 }
-};
-
-static const struct nla_policy tipc_nl_media_policy[TIPC_NLA_MEDIA_MAX + 1] = {
-	[TIPC_NLA_MEDIA_UNSPEC]		= { .type = NLA_UNSPEC },
-	[TIPC_NLA_MEDIA_NAME]		= { .type = NLA_STRING },
-	[TIPC_NLA_MEDIA_PROP]		= { .type = NLA_NESTED }
-};
-
 static void bearer_disable(struct net *net, struct tipc_bearer *b);
 
 /**

net/tipc/link.c

@@ -192,14 +192,6 @@ struct tipc_link {
 static const char *link_co_err = "Link tunneling error, ";
 static const char *link_rst_msg = "Resetting link ";
 
-/* Properties valid for media, bearar and link */
-static const struct nla_policy tipc_nl_prop_policy[TIPC_NLA_PROP_MAX + 1] = {
-	[TIPC_NLA_PROP_UNSPEC]		= { .type = NLA_UNSPEC },
-	[TIPC_NLA_PROP_PRIO]		= { .type = NLA_U32 },
-	[TIPC_NLA_PROP_TOL]		= { .type = NLA_U32 },
-	[TIPC_NLA_PROP_WIN]		= { .type = NLA_U32 }
-};
-
 /* Send states for broadcast NACKs
  */
 enum {

net/tipc/name_table.c

@@ -47,12 +47,6 @@
 
 #define TIPC_NAMETBL_SIZE 1024		/* must be a power of 2 */
 
-static const struct nla_policy
-tipc_nl_name_table_policy[TIPC_NLA_NAME_TABLE_MAX + 1] = {
-	[TIPC_NLA_NAME_TABLE_UNSPEC]	= { .type = NLA_UNSPEC },
-	[TIPC_NLA_NAME_TABLE_PUBL]	= { .type = NLA_NESTED }
-};
-
 /**
  * struct name_info - name sequence publication info
  * @node_list: circular list of publications made by own node

net/tipc/net.c

@@ -41,11 +41,7 @@
 #include "socket.h"
 #include "node.h"
 #include "bcast.h"
-
-static const struct nla_policy tipc_nl_net_policy[TIPC_NLA_NET_MAX + 1] = {
-	[TIPC_NLA_NET_UNSPEC]	= { .type = NLA_UNSPEC },
-	[TIPC_NLA_NET_ID]	= { .type = NLA_U32 }
-};
+#include "netlink.h"
 
 /*
  * The TIPC locking policy is designed to ensure a very fine locking

net/tipc/netlink.c

@@ -55,6 +55,75 @@ static const struct nla_policy tipc_nl_policy[TIPC_NLA_MAX + 1] = {
 	[TIPC_NLA_NAME_TABLE]	= { .type = NLA_NESTED, }
 };
 
+const struct nla_policy
+tipc_nl_name_table_policy[TIPC_NLA_NAME_TABLE_MAX + 1] = {
+	[TIPC_NLA_NAME_TABLE_UNSPEC]	= { .type = NLA_UNSPEC },
+	[TIPC_NLA_NAME_TABLE_PUBL]	= { .type = NLA_NESTED }
+};
+
+const struct nla_policy tipc_nl_sock_policy[TIPC_NLA_SOCK_MAX + 1] = {
+	[TIPC_NLA_SOCK_UNSPEC]		= { .type = NLA_UNSPEC },
+	[TIPC_NLA_SOCK_ADDR]		= { .type = NLA_U32 },
+	[TIPC_NLA_SOCK_REF]		= { .type = NLA_U32 },
+	[TIPC_NLA_SOCK_CON]		= { .type = NLA_NESTED },
+	[TIPC_NLA_SOCK_HAS_PUBL]	= { .type = NLA_FLAG }
+};
+
+const struct nla_policy tipc_nl_net_policy[TIPC_NLA_NET_MAX + 1] = {
+	[TIPC_NLA_NET_UNSPEC]		= { .type = NLA_UNSPEC },
+	[TIPC_NLA_NET_ID]		= { .type = NLA_U32 }
+};
+
+const struct nla_policy tipc_nl_link_policy[TIPC_NLA_LINK_MAX + 1] = {
+	[TIPC_NLA_LINK_UNSPEC]		= { .type = NLA_UNSPEC },
+	[TIPC_NLA_LINK_NAME]		= { .type = NLA_STRING,
+					    .len = TIPC_MAX_LINK_NAME },
+	[TIPC_NLA_LINK_MTU]		= { .type = NLA_U32 },
+	[TIPC_NLA_LINK_BROADCAST]	= { .type = NLA_FLAG },
+	[TIPC_NLA_LINK_UP]		= { .type = NLA_FLAG },
+	[TIPC_NLA_LINK_ACTIVE]		= { .type = NLA_FLAG },
+	[TIPC_NLA_LINK_PROP]		= { .type = NLA_NESTED },
+	[TIPC_NLA_LINK_STATS]		= { .type = NLA_NESTED },
+	[TIPC_NLA_LINK_RX]		= { .type = NLA_U32 },
+	[TIPC_NLA_LINK_TX]		= { .type = NLA_U32 }
+};
+
+const struct nla_policy tipc_nl_node_policy[TIPC_NLA_NODE_MAX + 1] = {
+	[TIPC_NLA_NODE_UNSPEC]		= { .type = NLA_UNSPEC },
+	[TIPC_NLA_NODE_ADDR]		= { .type = NLA_U32 },
+	[TIPC_NLA_NODE_UP]		= { .type = NLA_FLAG }
+};
+
+/* Properties valid for media, bearer and link */
+const struct nla_policy tipc_nl_prop_policy[TIPC_NLA_PROP_MAX + 1] = {
+	[TIPC_NLA_PROP_UNSPEC]		= { .type = NLA_UNSPEC },
+	[TIPC_NLA_PROP_PRIO]		= { .type = NLA_U32 },
+	[TIPC_NLA_PROP_TOL]		= { .type = NLA_U32 },
+	[TIPC_NLA_PROP_WIN]		= { .type = NLA_U32 }
+};
+
+const struct nla_policy tipc_nl_bearer_policy[TIPC_NLA_BEARER_MAX + 1]	= {
+	[TIPC_NLA_BEARER_UNSPEC]	= { .type = NLA_UNSPEC },
+	[TIPC_NLA_BEARER_NAME]		= { .type = NLA_STRING,
+					    .len = TIPC_MAX_BEARER_NAME },
+	[TIPC_NLA_BEARER_PROP]		= { .type = NLA_NESTED },
+	[TIPC_NLA_BEARER_DOMAIN]	= { .type = NLA_U32 }
+};
+
+const struct nla_policy tipc_nl_media_policy[TIPC_NLA_MEDIA_MAX + 1] = {
+	[TIPC_NLA_MEDIA_UNSPEC]		= { .type = NLA_UNSPEC },
+	[TIPC_NLA_MEDIA_NAME]		= { .type = NLA_STRING },
+	[TIPC_NLA_MEDIA_PROP]		= { .type = NLA_NESTED }
+};
+
+const struct nla_policy tipc_nl_udp_policy[TIPC_NLA_UDP_MAX + 1] = {
+	[TIPC_NLA_UDP_UNSPEC]	= {.type = NLA_UNSPEC},
+	[TIPC_NLA_UDP_LOCAL]	= {.type = NLA_BINARY,
+				   .len = sizeof(struct sockaddr_storage)},
+	[TIPC_NLA_UDP_REMOTE]	= {.type = NLA_BINARY,
+				   .len = sizeof(struct sockaddr_storage)},
+};
+
 /* Users of the legacy API (tipc-config) can't handle that we add operations,
  * so we have a separate genl handling for the new API.
  */

net/tipc/netlink.h

@@ -35,6 +35,7 @@
 
 #ifndef _TIPC_NETLINK_H
 #define _TIPC_NETLINK_H
+#include <net/netlink.h>
 
 extern struct genl_family tipc_genl_family;
 int tipc_nlmsg_parse(const struct nlmsghdr *nlh, struct nlattr ***buf);
@@ -45,6 +46,16 @@ struct tipc_nl_msg {
 	u32 seq;
 };
 
+extern const struct nla_policy tipc_nl_name_table_policy[];
+extern const struct nla_policy tipc_nl_sock_policy[];
+extern const struct nla_policy tipc_nl_net_policy[];
+extern const struct nla_policy tipc_nl_link_policy[];
+extern const struct nla_policy tipc_nl_node_policy[];
+extern const struct nla_policy tipc_nl_prop_policy[];
+extern const struct nla_policy tipc_nl_bearer_policy[];
+extern const struct nla_policy tipc_nl_media_policy[];
+extern const struct nla_policy tipc_nl_udp_policy[];
+
 int tipc_netlink_start(void);
 int tipc_netlink_compat_start(void);
 void tipc_netlink_stop(void);

net/tipc/node.c

@@ -41,6 +41,7 @@
 #include "socket.h"
 #include "bcast.h"
 #include "discover.h"
+#include "netlink.h"
 
 #define INVALID_NODE_SIG	0x10000
 
@@ -164,28 +165,6 @@ struct tipc_sock_conn {
 	struct list_head list;
 };
 
-static const struct nla_policy tipc_nl_link_policy[TIPC_NLA_LINK_MAX + 1] = {
-	[TIPC_NLA_LINK_UNSPEC]		= { .type = NLA_UNSPEC },
-	[TIPC_NLA_LINK_NAME] = {
-		.type = NLA_STRING,
-		.len = TIPC_MAX_LINK_NAME
-	},
-	[TIPC_NLA_LINK_MTU]		= { .type = NLA_U32 },
-	[TIPC_NLA_LINK_BROADCAST]	= { .type = NLA_FLAG },
-	[TIPC_NLA_LINK_UP]		= { .type = NLA_FLAG },
-	[TIPC_NLA_LINK_ACTIVE]		= { .type = NLA_FLAG },
-	[TIPC_NLA_LINK_PROP]		= { .type = NLA_NESTED },
-	[TIPC_NLA_LINK_STATS]		= { .type = NLA_NESTED },
-	[TIPC_NLA_LINK_RX]		= { .type = NLA_U32 },
-	[TIPC_NLA_LINK_TX]		= { .type = NLA_U32 }
-};
-
-static const struct nla_policy tipc_nl_node_policy[TIPC_NLA_NODE_MAX + 1] = {
-	[TIPC_NLA_NODE_UNSPEC]		= { .type = NLA_UNSPEC },
-	[TIPC_NLA_NODE_ADDR]		= { .type = NLA_U32 },
-	[TIPC_NLA_NODE_UP]		= { .type = NLA_FLAG }
-};
-
 static struct tipc_link *node_active_link(struct tipc_node *n, int sel)
 {
 	int bearer_id = n->active_links[sel & 1];

net/tipc/socket.c

@@ -42,6 +42,7 @@
 #include "name_distr.h"
 #include "socket.h"
 #include "bcast.h"
+#include "netlink.h"
 
 #define SS_LISTENING		-1	/* socket is listening */
 #define SS_READY		-2	/* socket is connectionless */
@@ -126,14 +127,6 @@ static const struct proto_ops stream_ops;
 static const struct proto_ops msg_ops;
 static struct proto tipc_proto;
 
-static const struct nla_policy tipc_nl_sock_policy[TIPC_NLA_SOCK_MAX + 1] = {
-	[TIPC_NLA_SOCK_UNSPEC]		= { .type = NLA_UNSPEC },
-	[TIPC_NLA_SOCK_ADDR]		= { .type = NLA_U32 },
-	[TIPC_NLA_SOCK_REF]		= { .type = NLA_U32 },
-	[TIPC_NLA_SOCK_CON]		= { .type = NLA_NESTED },
-	[TIPC_NLA_SOCK_HAS_PUBL]	= { .type = NLA_FLAG }
-};
-
 static const struct rhashtable_params tsk_rht_params;
 
 /*

net/tipc/udp_media.c

@@ -48,20 +48,13 @@
 #include <linux/tipc_netlink.h>
 #include "core.h"
 #include "bearer.h"
+#include "netlink.h"
 
 /* IANA assigned UDP port */
 #define UDP_PORT_DEFAULT	6118
 
 #define UDP_MIN_HEADROOM        28
 
-static const struct nla_policy tipc_nl_udp_policy[TIPC_NLA_UDP_MAX + 1] = {
-	[TIPC_NLA_UDP_UNSPEC]	= {.type = NLA_UNSPEC},
-	[TIPC_NLA_UDP_LOCAL]	= {.type = NLA_BINARY,
-				   .len = sizeof(struct sockaddr_storage)},
-	[TIPC_NLA_UDP_REMOTE]	= {.type = NLA_BINARY,
-				   .len = sizeof(struct sockaddr_storage)},
-};
-
 /**
  * struct udp_media_addr - IP/UDP addressing information
  *