Loading drivers/staging/rtl8192e/rtllib_module.c +21 −31 Original line number Diff line number Diff line Loading @@ -208,39 +208,34 @@ static int debug = \ ; static struct proc_dir_entry *rtllib_proc; static int show_debug_level(char *page, char **start, off_t offset, int count, int *eof, void *data) static int show_debug_level(struct seq_file *m, void *v) { return snprintf(page, count, "0x%08X\n", rtllib_debug_level); return seq_printf(m, "0x%08X\n", rtllib_debug_level); } static int store_debug_level(struct file *file, const char __user *buffer, unsigned long count, void *data) static ssize_t write_debug_level(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { char buf[] = "0x00000000"; unsigned long len = min((unsigned long)sizeof(buf) - 1, count); char *p = (char *)buf; unsigned long val; if (copy_from_user(buf, buffer, len)) return count; buf[len] = 0; if (p[1] == 'x' || p[1] == 'X' || p[0] == 'x' || p[0] == 'X') { p++; if (p[0] == 'x' || p[0] == 'X') p++; val = simple_strtoul(p, &p, 16); } else val = simple_strtoul(p, &p, 10); if (p == buf) printk(KERN_INFO DRV_NAME ": %s is not in hex or decimal form.\n", buf); else int err = kstrtoul_from_user(buffer, count, 0, &val); if (err) return err; rtllib_debug_level = val; return count; } return strnlen(buf, count); static int open_debug_level(struct inode *inode, struct file *file) { return single_open(file, show_debug_level, NULL); } static const struct file_operations fops = { .open = open_debug_level, .read = seq_read, .llseek = seq_lseek, .write = write_debug_level }; int __init rtllib_init(void) { struct proc_dir_entry *e; Loading @@ -252,17 +247,12 @@ int __init rtllib_init(void) " proc directory\n"); return -EIO; } e = create_proc_entry("debug_level", S_IFREG | S_IRUGO | S_IWUSR, rtllib_proc); e = proc_create("debug_level", S_IRUGO | S_IWUSR, rtllib_proc, &fops); if (!e) { remove_proc_entry(DRV_NAME, init_net.proc_net); rtllib_proc = NULL; return -EIO; } e->read_proc = show_debug_level; e->write_proc = store_debug_level; e->data = NULL; return 0; } Loading Loading
drivers/staging/rtl8192e/rtllib_module.c +21 −31 Original line number Diff line number Diff line Loading @@ -208,39 +208,34 @@ static int debug = \ ; static struct proc_dir_entry *rtllib_proc; static int show_debug_level(char *page, char **start, off_t offset, int count, int *eof, void *data) static int show_debug_level(struct seq_file *m, void *v) { return snprintf(page, count, "0x%08X\n", rtllib_debug_level); return seq_printf(m, "0x%08X\n", rtllib_debug_level); } static int store_debug_level(struct file *file, const char __user *buffer, unsigned long count, void *data) static ssize_t write_debug_level(struct file *file, const char __user *buffer, size_t count, loff_t *ppos) { char buf[] = "0x00000000"; unsigned long len = min((unsigned long)sizeof(buf) - 1, count); char *p = (char *)buf; unsigned long val; if (copy_from_user(buf, buffer, len)) return count; buf[len] = 0; if (p[1] == 'x' || p[1] == 'X' || p[0] == 'x' || p[0] == 'X') { p++; if (p[0] == 'x' || p[0] == 'X') p++; val = simple_strtoul(p, &p, 16); } else val = simple_strtoul(p, &p, 10); if (p == buf) printk(KERN_INFO DRV_NAME ": %s is not in hex or decimal form.\n", buf); else int err = kstrtoul_from_user(buffer, count, 0, &val); if (err) return err; rtllib_debug_level = val; return count; } return strnlen(buf, count); static int open_debug_level(struct inode *inode, struct file *file) { return single_open(file, show_debug_level, NULL); } static const struct file_operations fops = { .open = open_debug_level, .read = seq_read, .llseek = seq_lseek, .write = write_debug_level }; int __init rtllib_init(void) { struct proc_dir_entry *e; Loading @@ -252,17 +247,12 @@ int __init rtllib_init(void) " proc directory\n"); return -EIO; } e = create_proc_entry("debug_level", S_IFREG | S_IRUGO | S_IWUSR, rtllib_proc); e = proc_create("debug_level", S_IRUGO | S_IWUSR, rtllib_proc, &fops); if (!e) { remove_proc_entry(DRV_NAME, init_net.proc_net); rtllib_proc = NULL; return -EIO; } e->read_proc = show_debug_level; e->write_proc = store_debug_level; e->data = NULL; return 0; } Loading