diff options
Diffstat (limited to 'net/ipv6/route.c')
| -rw-r--r-- | net/ipv6/route.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index a504b88ec06b..f083d9faba6b 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -1409,6 +1409,7 @@ static struct rt6_info *rt6_get_pcpu_route(const struct fib6_result *res) struct rt6_info *prev, **p; p = this_cpu_ptr(res->nh->rt6i_pcpu); + /* Paired with READ_ONCE() in __fib6_drop_pcpu_from() */ prev = xchg(p, NULL); if (prev) { dst_dev_put(&prev->dst); |