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proc: introduce proc_create_seq_private

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Variant of proc_create_data that directly take a struct seq_operations
argument + a private state size and drastically reduces the boilerplate
code in the callers.

All trivial callers converted over.

Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Christoph Hellwig
2018-04-24 17:05:17 +02:00
parent fddda2b7b5
commit 44414d82cf
12 changed files with 37 additions and 113 deletions
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15
net/atm/lec.c
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@@ -990,18 +990,6 @@ static const struct seq_operations lec_seq_ops = {
.stop = lec_seq_stop,
.show = lec_seq_show,
};
static int lec_seq_open(struct inode *inode, struct file *file)
{
return seq_open_private(file, &lec_seq_ops, sizeof(struct lec_state));
}
static const struct file_operations lec_seq_fops = {
.open = lec_seq_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release_private,
};
#endif
static int lane_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
@@ -1047,7 +1035,8 @@ static int __init lane_module_init(void)
#ifdef CONFIG_PROC_FS
struct proc_dir_entry *p;
p = proc_create("lec", 0444, atm_proc_root, &lec_seq_fops);
p = proc_create_seq_private("lec", 0444, atm_proc_root, &lec_seq_ops,
sizeof(struct lec_state), NULL);
if (!p) {
pr_err("Unable to initialize /proc/net/atm/lec\n");
return -ENOMEM;