From a72a5e2d34ec2921c0d9a7545093087e4cb90d0a Mon Sep 17 00:00:00 2001 From: Florian Westphal Date: Tue, 5 Jan 2016 22:17:55 +0100 Subject: [PATCH] inet: kill unused skb_free op The only user was removed in commit 029f7f3b8701cc7a ("netfilter: ipv6: nf_defrag: avoid/free clone operations"). Signed-off-by: Florian Westphal Signed-off-by: David S. Miller --- include/net/inet_frag.h | 1 - net/ieee802154/6lowpan/reassembly.c | 1 - net/ipv4/inet_fragment.c | 10 +--------- net/ipv4/ip_fragment.c | 1 - net/ipv6/reassembly.c | 1 - 5 files changed, 1 insertion(+), 13 deletions(-) diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h index ac42bbb37b2d..12aac0fd6ee7 100644 --- a/include/net/inet_frag.h +++ b/include/net/inet_frag.h @@ -99,7 +99,6 @@ struct inet_frags { void (*constructor)(struct inet_frag_queue *q, const void *arg); void (*destructor)(struct inet_frag_queue *); - void (*skb_free)(struct sk_buff *); void (*frag_expire)(unsigned long data); struct kmem_cache *frags_cachep; const char *frags_cache_name; diff --git a/net/ieee802154/6lowpan/reassembly.c b/net/ieee802154/6lowpan/reassembly.c index 6b437e8760d3..30d875dff6b5 100644 --- a/net/ieee802154/6lowpan/reassembly.c +++ b/net/ieee802154/6lowpan/reassembly.c @@ -624,7 +624,6 @@ int __init lowpan_net_frag_init(void) lowpan_frags.hashfn = lowpan_hashfn; lowpan_frags.constructor = lowpan_frag_init; lowpan_frags.destructor = NULL; - lowpan_frags.skb_free = NULL; lowpan_frags.qsize = sizeof(struct frag_queue); lowpan_frags.match = lowpan_frag_match; lowpan_frags.frag_expire = lowpan_frag_expire; diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c index fe144dae7372..3a88b0c73797 100644 --- a/net/ipv4/inet_fragment.c +++ b/net/ipv4/inet_fragment.c @@ -285,14 +285,6 @@ void inet_frag_kill(struct inet_frag_queue *fq, struct inet_frags *f) } EXPORT_SYMBOL(inet_frag_kill); -static inline void frag_kfree_skb(struct netns_frags *nf, struct inet_frags *f, - struct sk_buff *skb) -{ - if (f->skb_free) - f->skb_free(skb); - kfree_skb(skb); -} - void inet_frag_destroy(struct inet_frag_queue *q, struct inet_frags *f) { struct sk_buff *fp; @@ -309,7 +301,7 @@ void inet_frag_destroy(struct inet_frag_queue *q, struct inet_frags *f) struct sk_buff *xp = fp->next; sum_truesize += fp->truesize; - frag_kfree_skb(nf, f, fp); + kfree_skb(fp); fp = xp; } sum = sum_truesize + f->qsize; diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index 1fe55ae81781..3f00810b7288 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -891,7 +891,6 @@ void __init ipfrag_init(void) ip4_frags.hashfn = ip4_hashfn; ip4_frags.constructor = ip4_frag_init; ip4_frags.destructor = ip4_frag_free; - ip4_frags.skb_free = NULL; ip4_frags.qsize = sizeof(struct ipq); ip4_frags.match = ip4_frag_match; ip4_frags.frag_expire = ip_expire; diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c index 45f5ae51de65..18f3498a6c80 100644 --- a/net/ipv6/reassembly.c +++ b/net/ipv6/reassembly.c @@ -755,7 +755,6 @@ int __init ipv6_frag_init(void) ip6_frags.hashfn = ip6_hashfn; ip6_frags.constructor = ip6_frag_init; ip6_frags.destructor = NULL; - ip6_frags.skb_free = NULL; ip6_frags.qsize = sizeof(struct frag_queue); ip6_frags.match = ip6_frag_match; ip6_frags.frag_expire = ip6_frag_expire; -- 2.39.5