diff options
author | Christoph Hellwig <hch@lst.de> | 2018-04-10 20:04:20 +0200 |
---|---|---|
committer | Christoph Hellwig <hch@lst.de> | 2018-05-16 07:23:35 +0200 |
commit | f455022166b57c8693897334508dfa75d3b62b38 (patch) | |
tree | 36fee3d300e0d74a0d9984d4781f50feaf64d091 /net/ipv4 | |
parent | 37d849bb4294e22d5250264e82beaf4dd8a5403c (diff) | |
download | linux-stable-f455022166b57c8693897334508dfa75d3b62b38.tar.gz linux-stable-f455022166b57c8693897334508dfa75d3b62b38.tar.bz2 linux-stable-f455022166b57c8693897334508dfa75d3b62b38.zip |
ipv{4,6}/ping: simplify proc file creation
Remove the pointless ping_seq_afinfo indirection and make the code look
like most other protocols.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'net/ipv4')
-rw-r--r-- | net/ipv4/ping.c | 50 |
1 files changed, 14 insertions, 36 deletions
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index 56a010622f70..4d21c24dba78 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -1150,58 +1150,36 @@ static int ping_v4_seq_show(struct seq_file *seq, void *v) return 0; } -static int ping_seq_open(struct inode *inode, struct file *file) +static const struct seq_operations ping_v4_seq_ops = { + .start = ping_v4_seq_start, + .show = ping_v4_seq_show, + .next = ping_seq_next, + .stop = ping_seq_stop, +}; + +static int ping_v4_seq_open(struct inode *inode, struct file *file) { - struct ping_seq_afinfo *afinfo = PDE_DATA(inode); - return seq_open_net(inode, file, &afinfo->seq_ops, + return seq_open_net(inode, file, &ping_v4_seq_ops, sizeof(struct ping_iter_state)); } -const struct file_operations ping_seq_fops = { - .open = ping_seq_open, +const struct file_operations ping_v4_seq_fops = { + .open = ping_v4_seq_open, .read = seq_read, .llseek = seq_lseek, .release = seq_release_net, }; -EXPORT_SYMBOL_GPL(ping_seq_fops); - -static struct ping_seq_afinfo ping_v4_seq_afinfo = { - .name = "icmp", - .family = AF_INET, - .seq_fops = &ping_seq_fops, - .seq_ops = { - .start = ping_v4_seq_start, - .show = ping_v4_seq_show, - .next = ping_seq_next, - .stop = ping_seq_stop, - }, -}; -int ping_proc_register(struct net *net, struct ping_seq_afinfo *afinfo) +static int __net_init ping_v4_proc_init_net(struct net *net) { - struct proc_dir_entry *p; - p = proc_create_data(afinfo->name, 0444, net->proc_net, - afinfo->seq_fops, afinfo); - if (!p) + if (!proc_create("icmp", 0444, net->proc_net, &ping_v4_seq_fops)) return -ENOMEM; return 0; } -EXPORT_SYMBOL_GPL(ping_proc_register); - -void ping_proc_unregister(struct net *net, struct ping_seq_afinfo *afinfo) -{ - remove_proc_entry(afinfo->name, net->proc_net); -} -EXPORT_SYMBOL_GPL(ping_proc_unregister); - -static int __net_init ping_v4_proc_init_net(struct net *net) -{ - return ping_proc_register(net, &ping_v4_seq_afinfo); -} static void __net_exit ping_v4_proc_exit_net(struct net *net) { - ping_proc_unregister(net, &ping_v4_seq_afinfo); + remove_proc_entry("icmp", net->proc_net); } static struct pernet_operations ping_v4_net_ops = { |