diff options
| -rw-r--r-- | net/ipv6/route.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 0c8c148ab61f..b804be3cbf05 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -1015,14 +1015,13 @@ static struct fib6_node* fib6_backtrack(struct fib6_node *fn, } } -static bool ip6_hold_safe(struct net *net, struct rt6_info **prt, - bool null_fallback) +static bool ip6_hold_safe(struct net *net, struct rt6_info **prt) { struct rt6_info *rt = *prt; if (dst_hold_safe(&rt->dst)) return true; - if (null_fallback) { + if (net) { rt = net->ipv6.ip6_null_entry; dst_hold(&rt->dst); } else { @@ -1089,7 +1088,7 @@ restart: /* Search through exception table */ rt = rt6_find_cached_rt(f6i, &fl6->daddr, &fl6->saddr); if (rt) { - if (ip6_hold_safe(net, &rt, true)) + if (ip6_hold_safe(net, &rt)) dst_use_noref(&rt->dst, jiffies); } else if (f6i == net->ipv6.fib6_null_entry) { rt = net->ipv6.ip6_null_entry; @@ -1240,7 +1239,7 @@ static struct rt6_info *rt6_get_pcpu_route(struct fib6_info *rt) pcpu_rt = *p; if (pcpu_rt) - ip6_hold_safe(NULL, &pcpu_rt, false); + ip6_hold_safe(NULL, &pcpu_rt); return pcpu_rt; } @@ -1865,7 +1864,7 @@ struct rt6_info *ip6_pol_route(struct net *net, struct fib6_table *table, /*Search through exception table */ rt = rt6_find_cached_rt(f6i, &fl6->daddr, &fl6->saddr); if (rt) { - if (ip6_hold_safe(net, &rt, true)) + if (ip6_hold_safe(net, &rt)) dst_use_noref(&rt->dst, jiffies); rcu_read_unlock(); @@ -2480,7 +2479,7 @@ restart: out: if (ret) - ip6_hold_safe(net, &ret, true); + ip6_hold_safe(net, &ret); else ret = ip6_create_rt_rcu(rt); |