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Commit 787bea77 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

inet: frags: change inet_frags_init_net() return value 



We will soon initialize one rhashtable per struct netns_frags
in inet_frags_init_net().

This patch changes the return value to eventually propagate an
error.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c22af22c

include/net/inet_frag.h

+2 −1
Original line number Diff line number Diff line
@@ -104,9 +104,10 @@ struct inet_frags { 
int inet_frags_init(struct inet_frags *);

void inet_frags_fini(struct inet_frags *);



static inline void inet_frags_init_net(struct netns_frags *nf)

static inline int inet_frags_init_net(struct netns_frags *nf)

{

	atomic_set(&nf->mem, 0);

	return 0;

}

void inet_frags_exit_net(struct netns_frags *nf, struct inet_frags *f);

net/ieee802154/6lowpan/reassembly.c

+8 −3
Original line number Diff line number Diff line
@@ -581,14 +581,19 @@ static int __net_init lowpan_frags_init_net(struct net *net) 
{

	struct netns_ieee802154_lowpan *ieee802154_lowpan =

		net_ieee802154_lowpan(net);

	int res;



	ieee802154_lowpan->frags.high_thresh = IPV6_FRAG_HIGH_THRESH;

	ieee802154_lowpan->frags.low_thresh = IPV6_FRAG_LOW_THRESH;

	ieee802154_lowpan->frags.timeout = IPV6_FRAG_TIMEOUT;



	inet_frags_init_net(&ieee802154_lowpan->frags);



	return lowpan_frags_ns_sysctl_register(net);

	res = inet_frags_init_net(&ieee802154_lowpan->frags);

	if (res < 0)

		return res;

	res = lowpan_frags_ns_sysctl_register(net);

	if (res < 0)

		inet_frags_exit_net(&ieee802154_lowpan->frags, &lowpan_frags);

	return res;

}



static void __net_exit lowpan_frags_exit_net(struct net *net)

net/ipv4/ip_fragment.c

+9 −3
Original line number Diff line number Diff line
@@ -846,6 +846,8 @@ static void __init ip4_frags_ctl_register(void) 


static int __net_init ipv4_frags_init_net(struct net *net)

{

	int res;



	/* Fragment cache limits.

	 *

	 * The fragment memory accounting code, (tries to) account for
@@ -871,9 +873,13 @@ static int __net_init ipv4_frags_init_net(struct net *net) 


	net->ipv4.frags.max_dist = 64;



	inet_frags_init_net(&net->ipv4.frags);



	return ip4_frags_ns_ctl_register(net);

	res = inet_frags_init_net(&net->ipv4.frags);

	if (res < 0)

		return res;

	res = ip4_frags_ns_ctl_register(net);

	if (res < 0)

		inet_frags_exit_net(&net->ipv4.frags, &ip4_frags);

	return res;

}



static void __net_exit ipv4_frags_exit_net(struct net *net)

net/ipv6/netfilter/nf_conntrack_reasm.c

+9 −3
Original line number Diff line number Diff line
@@ -629,12 +629,18 @@ EXPORT_SYMBOL_GPL(nf_ct_frag6_gather); 


static int nf_ct_net_init(struct net *net)

{

	int res;



	net->nf_frag.frags.high_thresh = IPV6_FRAG_HIGH_THRESH;

	net->nf_frag.frags.low_thresh = IPV6_FRAG_LOW_THRESH;

	net->nf_frag.frags.timeout = IPV6_FRAG_TIMEOUT;

	inet_frags_init_net(&net->nf_frag.frags);



	return nf_ct_frag6_sysctl_register(net);

	res = inet_frags_init_net(&net->nf_frag.frags);

	if (res < 0)

		return res;

	res = nf_ct_frag6_sysctl_register(net);

	if (res < 0)

		inet_frags_exit_net(&net->nf_frag.frags, &nf_frags);

	return res;

}



static void nf_ct_net_exit(struct net *net)

net/ipv6/reassembly.c

+9 −2
Original line number Diff line number Diff line
@@ -711,13 +711,20 @@ static void ip6_frags_sysctl_unregister(void) 


static int __net_init ipv6_frags_init_net(struct net *net)

{

	int res;



	net->ipv6.frags.high_thresh = IPV6_FRAG_HIGH_THRESH;

	net->ipv6.frags.low_thresh = IPV6_FRAG_LOW_THRESH;

	net->ipv6.frags.timeout = IPV6_FRAG_TIMEOUT;



	inet_frags_init_net(&net->ipv6.frags);

	res = inet_frags_init_net(&net->ipv6.frags);

	if (res < 0)

		return res;



	return ip6_frags_ns_sysctl_register(net);

	res = ip6_frags_ns_sysctl_register(net);

	if (res < 0)

		inet_frags_exit_net(&net->ipv6.frags, &ip6_frags);

	return res;

}



static void __net_exit ipv6_frags_exit_net(struct net *net)