From b8d83392980b65ea548cbf2b1c7c542b51961166 Mon Sep 17 00:00:00 2001 From: Alexey Dobriyan Date: Wed, 25 Nov 2009 10:14:12 +0300 Subject: [PATCH] ipw2x00: convert to seq_file Signed-off-by: Alexey Dobriyan Signed-off-by: John W. Linville --- drivers/net/wireless/ipw2x00/libipw_module.c | 33 ++++++++++++++++++---------- 1 file changed, 22 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c index e8a1ac5..bf21eb3 100644 --- a/drivers/net/wireless/ipw2x00/libipw_module.c +++ b/drivers/net/wireless/ipw2x00/libipw_module.c @@ -248,17 +248,22 @@ u32 libipw_debug_level = 0; EXPORT_SYMBOL_GPL(libipw_debug_level); static struct proc_dir_entry *libipw_proc = NULL; -static int show_debug_level(char *page, char **start, off_t offset, - int count, int *eof, void *data) +static int debug_level_proc_show(struct seq_file *m, void *v) { - return snprintf(page, count, "0x%08X\n", libipw_debug_level); + seq_printf(m, "0x%08X\n", libipw_debug_level); + return 0; } -static int store_debug_level(struct file *file, const char __user * buffer, - unsigned long count, void *data) +static int debug_level_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, debug_level_proc_show, NULL); +} + +static ssize_t debug_level_proc_write(struct file *file, + const char __user *buffer, size_t count, loff_t *pos) { char buf[] = "0x00000000\n"; - unsigned long len = min((unsigned long)sizeof(buf) - 1, count); + size_t len = min(sizeof(buf) - 1, count); unsigned long val; if (copy_from_user(buf, buffer, len)) @@ -272,6 +277,15 @@ static int store_debug_level(struct file *file, const char __user * buffer, return strnlen(buf, len); } + +static const struct file_operations debug_level_proc_fops = { + .owner = THIS_MODULE, + .open = debug_level_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, + .write = debug_level_proc_write, +}; #endif /* CONFIG_LIBIPW_DEBUG */ static int __init libipw_init(void) @@ -286,16 +300,13 @@ static int __init libipw_init(void) " proc directory\n"); return -EIO; } - e = create_proc_entry("debug_level", S_IFREG | S_IRUGO | S_IWUSR, - libipw_proc); + e = proc_create("debug_level", S_IRUGO | S_IWUSR, libipw_proc, + &debug_level_proc_fops); if (!e) { remove_proc_entry(DRV_NAME, init_net.proc_net); libipw_proc = NULL; return -EIO; } - e->read_proc = show_debug_level; - e->write_proc = store_debug_level; - e->data = NULL; #endif /* CONFIG_LIBIPW_DEBUG */ printk(KERN_INFO DRV_NAME ": " DRV_DESCRIPTION ", " DRV_VERSION "\n"); -- 2.7.4