diff options
| author | Dave Airlie <airlied@redhat.com> | 2018-10-04 11:03:34 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2018-10-04 11:03:34 +1000 |
| commit | 6004f172b375f5747e89afc62ad3baaf1bebd58a (patch) | |
| tree | 914fafcc0e373c45c6e0dcc3661dad3a8be5f3d1 /net/ipv6/route.c | |
| parent | 612c6bd5e3f8b67505316805dc15369598f6ff57 (diff) | |
| parent | 17b57b1883c1285f3d0dc2266e8f79286a7bef38 (diff) | |
| download | linux-rt-6004f172b375f5747e89afc62ad3baaf1bebd58a.tar.gz | |
BackMerge v4.19-rc6 into drm-next
I have some pulls based on rc6, and I prefer to have an explicit backmerge.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'net/ipv6/route.c')
| -rw-r--r-- | net/ipv6/route.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 480a79f47c52..826b14de7dbb 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -364,11 +364,14 @@ EXPORT_SYMBOL(ip6_dst_alloc); static void ip6_dst_destroy(struct dst_entry *dst) { + struct dst_metrics *p = (struct dst_metrics *)DST_METRICS_PTR(dst); struct rt6_info *rt = (struct rt6_info *)dst; struct fib6_info *from; struct inet6_dev *idev; - dst_destroy_metrics_generic(dst); + if (p != &dst_default_metrics && refcount_dec_and_test(&p->refcnt)) + kfree(p); + rt6_uncached_list_del(rt); idev = rt->rt6i_idev; @@ -976,6 +979,10 @@ static void rt6_set_from(struct rt6_info *rt, struct fib6_info *from) rt->rt6i_flags &= ~RTF_EXPIRES; rcu_assign_pointer(rt->from, from); dst_init_metrics(&rt->dst, from->fib6_metrics->metrics, true); + if (from->fib6_metrics != &dst_default_metrics) { + rt->dst._metrics |= DST_METRICS_REFCOUNTED; + refcount_inc(&from->fib6_metrics->refcnt); + } } /* Caller must already hold reference to @ort */ |