diff options
Diffstat (limited to 'include/net/dst.h')
| -rw-r--r-- | include/net/dst.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/include/net/dst.h b/include/net/dst.h index 621e351..9a78810 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -396,11 +396,15 @@ static inline void dst_confirm(struct dst_entry *dst) static inline int dst_neigh_output(struct dst_entry *dst, struct neighbour *n, struct sk_buff *skb) { - struct hh_cache *hh; + const struct hh_cache *hh; + + if (dst->pending_confirm) { + unsigned long now = jiffies; - if (unlikely(dst->pending_confirm)) { - n->confirmed = jiffies; dst->pending_confirm = 0; + /* avoid dirtying neighbour */ + if (n->confirmed != now) + n->confirmed = now; } hh = &n->hh; |