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-rw-r--r--net/ipv6/Kconfig1
-rw-r--r--net/ipv6/ip6_fib.c13
-rw-r--r--net/ipv6/route.c2
3 files changed, 11 insertions, 5 deletions
diff --git a/net/ipv6/Kconfig b/net/ipv6/Kconfig
index 76bff79d6fed..747f56e0c636 100644
--- a/net/ipv6/Kconfig
+++ b/net/ipv6/Kconfig
@@ -303,6 +303,7 @@ config IPV6_SEG6_LWTUNNEL
config IPV6_SEG6_HMAC
bool "IPv6: Segment Routing HMAC support"
depends on IPV6
+ select CRYPTO
select CRYPTO_HMAC
select CRYPTO_SHA1
select CRYPTO_SHA256
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 44d68ed70f24..141c0a4c569a 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1997,14 +1997,19 @@ static void fib6_del_route(struct fib6_table *table, struct fib6_node *fn,
/* Need to own table->tb6_lock */
int fib6_del(struct fib6_info *rt, struct nl_info *info)
{
- struct fib6_node *fn = rcu_dereference_protected(rt->fib6_node,
- lockdep_is_held(&rt->fib6_table->tb6_lock));
- struct fib6_table *table = rt->fib6_table;
struct net *net = info->nl_net;
struct fib6_info __rcu **rtp;
struct fib6_info __rcu **rtp_next;
+ struct fib6_table *table;
+ struct fib6_node *fn;
+
+ if (rt == net->ipv6.fib6_null_entry)
+ return -ENOENT;
- if (!fn || rt == net->ipv6.fib6_null_entry)
+ table = rt->fib6_table;
+ fn = rcu_dereference_protected(rt->fib6_node,
+ lockdep_is_held(&table->tb6_lock));
+ if (!fn)
return -ENOENT;
WARN_ON(!(fn->fn_flags & RTN_RTINFO));
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index e8ee20720fe0..bde6d48a9942 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -4202,7 +4202,7 @@ static struct fib6_info *rt6_add_route_info(struct net *net,
.fc_nlinfo.nl_net = net,
};
- cfg.fc_table = l3mdev_fib_table(dev) ? : RT6_TABLE_INFO,
+ cfg.fc_table = l3mdev_fib_table(dev) ? : RT6_TABLE_INFO;
cfg.fc_dst = *prefix;
cfg.fc_gateway = *gwaddr;