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Diffstat (limited to 'net/ipv4/igmp.c')
-rw-r--r--net/ipv4/igmp.c52
1 files changed, 11 insertions, 41 deletions
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index a646409c2d06..7dbc282d4f9f 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -91,6 +91,7 @@
#include <linux/rtnetlink.h>
#include <linux/times.h>
+#include <net/net_namespace.h>
#include <net/arp.h>
#include <net/ip.h>
#include <net/protocol.h>
@@ -1694,8 +1695,8 @@ static int ip_mc_add_src(struct in_device *in_dev, __be32 *pmca, int sfmode,
(void) ip_mc_del1_src(pmc, sfmode, &psfsrc[i]);
} else if (isexclude != (pmc->sfcount[MCAST_EXCLUDE] != 0)) {
#ifdef CONFIG_IP_MULTICAST
- struct in_device *in_dev = pmc->interface;
struct ip_sf_list *psf;
+ in_dev = pmc->interface;
#endif
/* filter mode change */
@@ -1798,7 +1799,7 @@ static int ip_mc_leave_src(struct sock *sk, struct ip_mc_socklist *iml,
{
int err;
- if (iml->sflist == 0) {
+ if (iml->sflist == NULL) {
/* any-source empty exclude case */
return ip_mc_del_src(in_dev, &iml->multi.imr_multiaddr.s_addr,
iml->sfmode, 0, NULL, 0);
@@ -2166,7 +2167,6 @@ int ip_mc_gsfget(struct sock *sk, struct group_filter *gsf,
return -EFAULT;
}
for (i=0; i<copycount; i++) {
- struct sockaddr_in *psin;
struct sockaddr_storage ss;
psin = (struct sockaddr_in *)&ss;
@@ -2291,7 +2291,7 @@ static inline struct ip_mc_list *igmp_mc_get_first(struct seq_file *seq)
struct igmp_mc_iter_state *state = igmp_mc_seq_private(seq);
state->in_dev = NULL;
- for_each_netdev(state->dev) {
+ for_each_netdev(&init_net, state->dev) {
struct in_device *in_dev;
in_dev = in_dev_get(state->dev);
if (!in_dev)
@@ -2410,23 +2410,8 @@ static const struct seq_operations igmp_mc_seq_ops = {
static int igmp_mc_seq_open(struct inode *inode, struct file *file)
{
- struct seq_file *seq;
- int rc = -ENOMEM;
- struct igmp_mc_iter_state *s = kzalloc(sizeof(*s), GFP_KERNEL);
-
- if (!s)
- goto out;
- rc = seq_open(file, &igmp_mc_seq_ops);
- if (rc)
- goto out_kfree;
-
- seq = file->private_data;
- seq->private = s;
-out:
- return rc;
-out_kfree:
- kfree(s);
- goto out;
+ return seq_open_private(file, &igmp_mc_seq_ops,
+ sizeof(struct igmp_mc_iter_state));
}
static const struct file_operations igmp_mc_seq_fops = {
@@ -2453,7 +2438,7 @@ static inline struct ip_sf_list *igmp_mcf_get_first(struct seq_file *seq)
state->idev = NULL;
state->im = NULL;
- for_each_netdev(state->dev) {
+ for_each_netdev(&init_net, state->dev) {
struct in_device *idev;
idev = in_dev_get(state->dev);
if (unlikely(idev == NULL))
@@ -2584,23 +2569,8 @@ static const struct seq_operations igmp_mcf_seq_ops = {
static int igmp_mcf_seq_open(struct inode *inode, struct file *file)
{
- struct seq_file *seq;
- int rc = -ENOMEM;
- struct igmp_mcf_iter_state *s = kzalloc(sizeof(*s), GFP_KERNEL);
-
- if (!s)
- goto out;
- rc = seq_open(file, &igmp_mcf_seq_ops);
- if (rc)
- goto out_kfree;
-
- seq = file->private_data;
- seq->private = s;
-out:
- return rc;
-out_kfree:
- kfree(s);
- goto out;
+ return seq_open_private(file, &igmp_mcf_seq_ops,
+ sizeof(struct igmp_mcf_iter_state));
}
static const struct file_operations igmp_mcf_seq_fops = {
@@ -2613,8 +2583,8 @@ static const struct file_operations igmp_mcf_seq_fops = {
int __init igmp_mc_proc_init(void)
{
- proc_net_fops_create("igmp", S_IRUGO, &igmp_mc_seq_fops);
- proc_net_fops_create("mcfilter", S_IRUGO, &igmp_mcf_seq_fops);
+ proc_net_fops_create(&init_net, "igmp", S_IRUGO, &igmp_mc_seq_fops);
+ proc_net_fops_create(&init_net, "mcfilter", S_IRUGO, &igmp_mcf_seq_fops);
return 0;
}
#endif