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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-03-25 20:36:06 +0300
committerYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-03-25 22:39:56 +0300
commit1218854afa6f659be90b748cf1bc7badee954a35 (patch)
tree78b83e3941fa7e5a03c04e2e4f6ddb1a08ea38a0 /include/linux/seq_file.h
parent3b1e0a655f8eba44ab1ee2a1068d169ccfb853b9 (diff)
downloadlinux-1218854afa6f659be90b748cf1bc7badee954a35.tar.xz
[NET] NETNS: Omit seq_net_private->net without CONFIG_NET_NS.
Without CONFIG_NET_NS, no namespace other than &init_net exists, no need to store net in seq_net_private. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'include/linux/seq_file.h')
-rw-r--r--include/linux/seq_file.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index 67c2563961f3..d870a8253769 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -5,6 +5,7 @@
#include <linux/types.h>
#include <linux/string.h>
#include <linux/mutex.h>
+#include <net/net_namespace.h>
struct seq_operations;
struct file;
@@ -64,7 +65,9 @@ extern struct list_head *seq_list_next(void *v, struct list_head *head,
struct net;
struct seq_net_private {
+#ifdef CONFIG_NET_NS
struct net *net;
+#endif
};
int seq_open_net(struct inode *, struct file *,
@@ -72,7 +75,11 @@ int seq_open_net(struct inode *, struct file *,
int seq_release_net(struct inode *, struct file *);
static inline struct net *seq_file_net(struct seq_file *seq)
{
+#ifdef CONFIG_NET_NS
return ((struct seq_net_private *)seq->private)->net;
+#else
+ return &init_net;
+#endif
}
#endif