From: Eric Dumazet <edumazet@xxxxxxxxxx>
This function is obsolete, after rhashtable addition to inet defrag.
Signed-off-by: Eric Dumazet <edumazet@xxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
(cherry picked from commit 2d44ed22e607f9a285b049de2263e3840673a260)
---
include/net/inet_frag.h | 2 --
net/ieee802154/6lowpan/reassembly.c | 5 ++---
net/ipv4/inet_fragment.c | 11 -----------
net/ipv4/ip_fragment.c | 5 ++---
net/ipv6/netfilter/nf_conntrack_reasm.c | 5 ++---
net/ipv6/reassembly.c | 5 ++---
6 files changed, 8 insertions(+), 25 deletions(-)
diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h
index 7e984045b2b7..23161bf5d899 100644
--- a/include/net/inet_frag.h
+++ b/include/net/inet_frag.h
@@ -109,8 +109,6 @@ void inet_frags_exit_net(struct netns_frags *nf);
void inet_frag_kill(struct inet_frag_queue *q);
void inet_frag_destroy(struct inet_frag_queue *q);
struct inet_frag_queue *inet_frag_find(struct netns_frags *nf, void *key);
-void inet_frag_maybe_warn_overflow(struct inet_frag_queue *q,
- const char *prefix);
static inline void inet_frag_put(struct inet_frag_queue *q)
{
diff --git a/net/ieee802154/6lowpan/reassembly.c b/net/ieee802154/6lowpan/reassembly.c
index a63360a05108..b54015981af9 100644
--- a/net/ieee802154/6lowpan/reassembly.c
+++ b/net/ieee802154/6lowpan/reassembly.c
@@ -83,10 +83,9 @@ fq_find(struct net *net, const struct lowpan_802154_cb *cb,
struct inet_frag_queue *q;
q = inet_frag_find(&ieee802154_lowpan->frags, &key);
- if (IS_ERR_OR_NULL(q)) {
- inet_frag_maybe_warn_overflow(q, pr_fmt());
+ if (!q)
return NULL;
- }
+
return container_of(q, struct lowpan_frag_queue, q);
}
diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c
index a50ac25878aa..47c240f50b99 100644
--- a/net/ipv4/inet_fragment.c
+++ b/net/ipv4/inet_fragment.c
@@ -217,14 +217,3 @@ struct inet_frag_queue *inet_frag_find(struct netns_frags *nf, void *key)
return inet_frag_create(nf, key);
}
EXPORT_SYMBOL(inet_frag_find);
-
-void inet_frag_maybe_warn_overflow(struct inet_frag_queue *q,
- const char *prefix)
-{
- static const char msg[] = "inet_frag_find: Fragment hash bucket"
- " list length grew over limit. Dropping fragment.\n";
-
- if (PTR_ERR(q) == -ENOBUFS)
- net_dbg_ratelimited("%s%s", prefix, msg);
-}
-EXPORT_SYMBOL(inet_frag_maybe_warn_overflow);
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 308592a8ba97..696bfef06caa 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -219,10 +219,9 @@ static struct ipq *ip_find(struct net *net, struct iphdr *iph,
struct inet_frag_queue *q;
q = inet_frag_find(&net->ipv4.frags, &key);
- if (IS_ERR_OR_NULL(q)) {
- inet_frag_maybe_warn_overflow(q, pr_fmt());
+ if (!q)
return NULL;
- }
+
return container_of(q, struct ipq, q);
}
diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index 314568d8b84a..267f2ae2d05c 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -177,10 +177,9 @@ static struct frag_queue *fq_find(struct net *net, __be32 id, u32 user,
struct inet_frag_queue *q;
q = inet_frag_find(&net->nf_frag.frags, &key);
- if (IS_ERR_OR_NULL(q)) {
- inet_frag_maybe_warn_overflow(q, pr_fmt());
+ if (!q)
return NULL;
- }
+
return container_of(q, struct frag_queue, q);
}
diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c
index 629a45a4c79f..6de4cec69054 100644
--- a/net/ipv6/reassembly.c
+++ b/net/ipv6/reassembly.c
@@ -154,10 +154,9 @@ fq_find(struct net *net, __be32 id, const struct ipv6hdr *hdr, int iif)
key.iif = 0;
q = inet_frag_find(&net->ipv6.frags, &key);
- if (IS_ERR_OR_NULL(q)) {
- inet_frag_maybe_warn_overflow(q, pr_fmt());
+ if (!q)
return NULL;
- }
+
return container_of(q, struct frag_queue, q);
}
--
2.17.1
