inet: frags: remove inet_frag_maybe_warn_overflow()

commit 2d44ed22e607f9a285b049de2263e3840673a260 upstream.

This function is obsolete, after rhashtable addition to inet defrag.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Eric Dumazet 2018-10-10 12:29:59 -07:00 committed by Greg Kroah-Hartman
parent b047c796de
commit 50fc08963b
6 changed files with 8 additions and 25 deletions

View File

@ -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)
{

View File

@ -83,10 +83,9 @@ fq_find(struct net *net, const struct lowpan_802154_cb *cb,
key.dst = *dst;
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);
}

View File

@ -225,14 +225,3 @@ 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);

View File

@ -221,10 +221,9 @@ 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);
}

View File

@ -184,10 +184,9 @@ 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);
}

View File

@ -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);
}