[NET]: Consolidate net namespace related proc files creation.

[platform/adaptation/renesas_rcar/renesas_kernel.git] / net / packet / af_packet.c

diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 45e3cbc..ace29f1 100644 (file)
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1871,7 +1871,7 @@ static inline struct sock *packet_seq_idx(struct net *net, loff_t off)
 
 static void *packet_seq_start(struct seq_file *seq, loff_t *pos)
 {
-       struct net *net = seq->private;
+       struct net *net = seq_file_net(seq);
        read_lock(&net->packet_sklist_lock);
        return *pos ? packet_seq_idx(net, *pos - 1) : SEQ_START_TOKEN;
 }
@@ -1924,26 +1924,8 @@ static const struct seq_operations packet_seq_ops = {
 
 static int packet_seq_open(struct inode *inode, struct file *file)
 {
-       struct seq_file *seq;
-       int res;
-       res = seq_open(file, &packet_seq_ops);
-       if (!res) {
-               seq = file->private_data;
-               seq->private = get_proc_net(inode);
-               if (!seq->private) {
-                       seq_release(inode, file);
-                       res = -ENXIO;
-               }
-       }
-       return res;
-}
-
-static int packet_seq_release(struct inode *inode, struct file *file)
-{
-       struct seq_file *seq=  file->private_data;
-       struct net *net = seq->private;
-       put_net(net);
-       return seq_release(inode, file);
+       return seq_open_net(inode, file, &packet_seq_ops,
+                           sizeof(struct seq_net_private));
 }
 
 static const struct file_operations packet_seq_fops = {
@@ -1951,7 +1933,7 @@ static const struct file_operations packet_seq_fops = {
        .open           = packet_seq_open,
        .read           = seq_read,
        .llseek         = seq_lseek,
-       .release        = packet_seq_release,
+       .release        = seq_release_net,
 };
 
 #endif