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-rw-r--r--net/core/dst.c24
-rw-r--r--net/netfilter/ipvs/ip_vs_xmit.c4
2 files changed, 2 insertions, 26 deletions
diff --git a/net/core/dst.c b/net/core/dst.c
index a028409ee438..e956ce6d1378 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -327,30 +327,6 @@ void __dst_destroy_metrics_generic(struct dst_entry *dst, unsigned long old)
327} 327}
328EXPORT_SYMBOL(__dst_destroy_metrics_generic); 328EXPORT_SYMBOL(__dst_destroy_metrics_generic);
329 329
330/**
331 * __skb_dst_set_noref - sets skb dst, without a reference
332 * @skb: buffer
333 * @dst: dst entry
334 * @force: if force is set, use noref version even for DST_NOCACHE entries
335 *
336 * Sets skb dst, assuming a reference was not taken on dst
337 * skb_dst_drop() should not dst_release() this dst
338 */
339void __skb_dst_set_noref(struct sk_buff *skb, struct dst_entry *dst, bool force)
340{
341 WARN_ON(!rcu_read_lock_held() && !rcu_read_lock_bh_held());
342 /* If dst not in cache, we must take a reference, because
343 * dst_release() will destroy dst as soon as its refcount becomes zero
344 */
345 if (unlikely((dst->flags & DST_NOCACHE) && !force)) {
346 dst_hold(dst);
347 skb_dst_set(skb, dst);
348 } else {
349 skb->_skb_refdst = (unsigned long)dst | SKB_DST_NOREF;
350 }
351}
352EXPORT_SYMBOL(__skb_dst_set_noref);
353
354/* Dirty hack. We did it in 2.2 (in __dst_free), 330/* Dirty hack. We did it in 2.2 (in __dst_free),
355 * we have _very_ good reasons not to repeat 331 * we have _very_ good reasons not to repeat
356 * this mistake in 2.3, but we have no choice 332 * this mistake in 2.3, but we have no choice
diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c
index 1f933136155a..3aedbda7658a 100644
--- a/net/netfilter/ipvs/ip_vs_xmit.c
+++ b/net/netfilter/ipvs/ip_vs_xmit.c
@@ -343,7 +343,7 @@ __ip_vs_get_out_rt(int skb_af, struct sk_buff *skb, struct ip_vs_dest *dest,
343 skb_dst_drop(skb); 343 skb_dst_drop(skb);
344 if (noref) { 344 if (noref) {
345 if (!local) 345 if (!local)
346 skb_dst_set_noref_force(skb, &rt->dst); 346 skb_dst_set_noref(skb, &rt->dst);
347 else 347 else
348 skb_dst_set(skb, dst_clone(&rt->dst)); 348 skb_dst_set(skb, dst_clone(&rt->dst));
349 } else 349 } else
@@ -487,7 +487,7 @@ __ip_vs_get_out_rt_v6(int skb_af, struct sk_buff *skb, struct ip_vs_dest *dest,
487 skb_dst_drop(skb); 487 skb_dst_drop(skb);
488 if (noref) { 488 if (noref) {
489 if (!local) 489 if (!local)
490 skb_dst_set_noref_force(skb, &rt->dst); 490 skb_dst_set_noref(skb, &rt->dst);
491 else 491 else
492 skb_dst_set(skb, dst_clone(&rt->dst)); 492 skb_dst_set(skb, dst_clone(&rt->dst));
493 } else 493 } else