diff options
| -rw-r--r-- | include/net/dst.h | 2 | ||||
| -rw-r--r-- | net/core/dst.c | 4 | ||||
| -rw-r--r-- | net/decnet/dn_route.c | 4 | ||||
| -rw-r--r-- | net/ipv4/route.c | 7 | ||||
| -rw-r--r-- | net/ipv6/route.c | 5 | ||||
| -rw-r--r-- | net/xfrm/xfrm_policy.c | 2 |
6 files changed, 10 insertions, 14 deletions
diff --git a/include/net/dst.h b/include/net/dst.h index e01855de21e8..23b564d3e110 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -352,7 +352,7 @@ static inline struct dst_entry *skb_dst_pop(struct sk_buff *skb) } extern int dst_discard(struct sk_buff *skb); -extern void * dst_alloc(struct dst_ops * ops); +extern void *dst_alloc(struct dst_ops * ops, int initial_ref); extern void __dst_free(struct dst_entry * dst); extern struct dst_entry *dst_destroy(struct dst_entry * dst); diff --git a/net/core/dst.c b/net/core/dst.c index c1674fde827d..91104d35de7d 100644 --- a/net/core/dst.c +++ b/net/core/dst.c @@ -166,7 +166,7 @@ EXPORT_SYMBOL(dst_discard); const u32 dst_default_metrics[RTAX_MAX]; -void *dst_alloc(struct dst_ops *ops) +void *dst_alloc(struct dst_ops *ops, int initial_ref) { struct dst_entry *dst; @@ -177,7 +177,7 @@ void *dst_alloc(struct dst_ops *ops) dst = kmem_cache_zalloc(ops->kmem_cachep, GFP_ATOMIC); if (!dst) return NULL; - atomic_set(&dst->__refcnt, 0); + atomic_set(&dst->__refcnt, initial_ref); dst->ops = ops; dst->lastuse = jiffies; dst->path = dst; diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c index 42c9c62d3417..06c054d5ccba 100644 --- a/net/decnet/dn_route.c +++ b/net/decnet/dn_route.c @@ -1122,7 +1122,7 @@ make_route: if (dev_out->flags & IFF_LOOPBACK) flags |= RTCF_LOCAL; - rt = dst_alloc(&dn_dst_ops); + rt = dst_alloc(&dn_dst_ops, 0); if (rt == NULL) goto e_nobufs; @@ -1383,7 +1383,7 @@ static int dn_route_input_slow(struct sk_buff *skb) } make_route: - rt = dst_alloc(&dn_dst_ops); + rt = dst_alloc(&dn_dst_ops, 0); if (rt == NULL) goto e_nobufs; diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 79a287181025..9841543c468d 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1818,12 +1818,10 @@ static void rt_set_nexthop(struct rtable *rt, struct fib_result *res, u32 itag) static struct rtable *rt_dst_alloc(bool nopolicy, bool noxfrm) { - struct rtable *rt = dst_alloc(&ipv4_dst_ops); + struct rtable *rt = dst_alloc(&ipv4_dst_ops, 1); if (rt) { rt->dst.obsolete = -1; - atomic_set(&rt->dst.__refcnt, 1); - rt->dst.flags = DST_HOST | (nopolicy ? DST_NOPOLICY : 0) | (noxfrm ? DST_NOXFRM : 0); @@ -2679,12 +2677,11 @@ static int ipv4_dst_blackhole(struct net *net, struct rtable **rp, struct flowi { struct rtable *ort = *rp; struct rtable *rt = (struct rtable *) - dst_alloc(&ipv4_dst_blackhole_ops); + dst_alloc(&ipv4_dst_blackhole_ops, 1); if (rt) { struct dst_entry *new = &rt->dst; - atomic_set(&new->__refcnt, 1); new->__use = 1; new->input = dst_discard; new->output = dst_discard; diff --git a/net/ipv6/route.c b/net/ipv6/route.c index ad8556e6fd41..7946b53692da 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -221,7 +221,7 @@ static struct rt6_info ip6_blk_hole_entry_template = { /* allocate dst with ip6_dst_ops */ static inline struct rt6_info *ip6_dst_alloc(struct dst_ops *ops) { - return (struct rt6_info *)dst_alloc(ops); + return (struct rt6_info *)dst_alloc(ops, 0); } static void ip6_dst_destroy(struct dst_entry *dst) @@ -873,13 +873,12 @@ int ip6_dst_blackhole(struct sock *sk, struct dst_entry **dstp, struct flowi *fl { struct rt6_info *ort = (struct rt6_info *) *dstp; struct rt6_info *rt = (struct rt6_info *) - dst_alloc(&ip6_dst_blackhole_ops); + dst_alloc(&ip6_dst_blackhole_ops, 1); struct dst_entry *new = NULL; if (rt) { new = &rt->dst; - atomic_set(&new->__refcnt, 1); new->__use = 1; new->input = dst_discard; new->output = dst_discard; diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 8b3ef404c794..3f1257add4f3 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -1340,7 +1340,7 @@ static inline struct xfrm_dst *xfrm_alloc_dst(struct net *net, int family) default: BUG(); } - xdst = dst_alloc(dst_ops) ?: ERR_PTR(-ENOBUFS); + xdst = dst_alloc(dst_ops, 0) ?: ERR_PTR(-ENOBUFS); xfrm_policy_put_afinfo(afinfo); xdst->flo.ops = &xfrm_bundle_fc_ops; |