[IPV6]: Make fib6_init to return an error code.
If there is an error in the initialization function, nothing is
followed up to the caller. So I add a return value to be set for the
init function.
Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Acked-by: Benjamin Thery <benjamin.thery@bull.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 4cefcff..5d39ce9 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -224,7 +224,7 @@
extern void fib6_gc_cleanup(void);
-extern void fib6_init(void);
+extern int fib6_init(void);
extern void fib6_rules_init(void);
extern void fib6_rules_cleanup(void);
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 31b60a0..c100b44 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1473,16 +1473,24 @@
spin_unlock_bh(&fib6_gc_lock);
}
-void __init fib6_init(void)
+int __init fib6_init(void)
{
+ int ret;
fib6_node_kmem = kmem_cache_create("fib6_nodes",
sizeof(struct fib6_node),
0, SLAB_HWCACHE_ALIGN|SLAB_PANIC,
NULL);
-
fib6_tables_init();
- __rtnl_register(PF_INET6, RTM_GETROUTE, NULL, inet6_dump_fib);
+ ret = __rtnl_register(PF_INET6, RTM_GETROUTE, NULL, inet6_dump_fib);
+ if (ret)
+ goto out_kmem_cache_create;
+out:
+ return ret;
+
+out_kmem_cache_create:
+ kmem_cache_destroy(fib6_node_kmem);
+ goto out;
}
void fib6_gc_cleanup(void)