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Diffstat (limited to 'include/net/ip_fib.h')
-rw-r--r--include/net/ip_fib.h18
1 files changed, 13 insertions, 5 deletions
diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index a1a85803591..e5d66ec88cf 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -51,7 +51,6 @@ struct fib_nh {
struct fib_info *nh_parent;
unsigned nh_flags;
unsigned char nh_scope;
- unsigned char nh_cfg_scope;
#ifdef CONFIG_IP_ROUTE_MULTIPATH
int nh_weight;
int nh_power;
@@ -62,6 +61,7 @@ struct fib_nh {
int nh_oif;
__be32 nh_gw;
__be32 nh_saddr;
+ int nh_saddr_genid;
};
/*
@@ -74,9 +74,10 @@ struct fib_info {
struct net *fib_net;
int fib_treeref;
atomic_t fib_clntref;
- int fib_dead;
unsigned fib_flags;
- int fib_protocol;
+ unsigned char fib_dead;
+ unsigned char fib_protocol;
+ unsigned char fib_scope;
__be32 fib_prefsrc;
u32 fib_priority;
u32 *fib_metrics;
@@ -141,12 +142,19 @@ struct fib_result_nl {
#endif /* CONFIG_IP_ROUTE_MULTIPATH */
-#define FIB_RES_SADDR(res) (FIB_RES_NH(res).nh_saddr)
+extern __be32 fib_info_update_nh_saddr(struct net *net, struct fib_nh *nh);
+
+#define FIB_RES_SADDR(net, res) \
+ ((FIB_RES_NH(res).nh_saddr_genid == \
+ atomic_read(&(net)->ipv4.dev_addr_genid)) ? \
+ FIB_RES_NH(res).nh_saddr : \
+ fib_info_update_nh_saddr((net), &FIB_RES_NH(res)))
#define FIB_RES_GW(res) (FIB_RES_NH(res).nh_gw)
#define FIB_RES_DEV(res) (FIB_RES_NH(res).nh_dev)
#define FIB_RES_OIF(res) (FIB_RES_NH(res).nh_oif)
-#define FIB_RES_PREFSRC(res) ((res).fi->fib_prefsrc ? : FIB_RES_SADDR(res))
+#define FIB_RES_PREFSRC(net, res) ((res).fi->fib_prefsrc ? : \
+ FIB_RES_SADDR(net, res))
struct fib_table {
struct hlist_node tb_hlist;