proc: introduce proc_create_net{,_data}

Variants of proc_create{,_data} that directly take a struct seq_operations
and deal with network namespaces in ->open and ->release.  All callers of
proc_create + seq_open_net converted over, and seq_{open,release}_net are
removed entirely.

Signed-off-by: Christoph Hellwig <hch@lst.de>

1 files changed, 2 insertions, 15 deletions

diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 68bb70a62afe..e5473c03d667 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -2852,20 +2852,6 @@ static const struct seq_operations unix_seq_ops = {
         .stop   = unix_seq_stop,
         .show   = unix_seq_show,
 };
-
-static int unix_seq_open(struct inode *inode, struct file *file)
-{
-        return seq_open_net(inode, file, &unix_seq_ops,
-                            sizeof(struct seq_net_private));
-}
-
-static const struct file_operations unix_seq_fops = {
-        .open           = unix_seq_open,
-        .read           = seq_read,
-        .llseek         = seq_lseek,
-        .release        = seq_release_net,
-};
-
 #endif
 
 static const struct net_proto_family unix_family_ops = {
@@ -2884,7 +2870,8 @@ static int __net_init unix_net_init(struct net *net)
                 goto out;
 
 #ifdef CONFIG_PROC_FS
-        if (!proc_create("unix", 0, net->proc_net, &unix_seq_fops)) {
+        if (!proc_create_net("unix", 0, net->proc_net, &unix_seq_ops,
+                        sizeof(struct seq_net_private))) {
                 unix_sysctl_unregister(net);
                 goto out;
         }