module_param(timeout, int, 0);
MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds. (1<=timeout<=3600, default=" __MODULE_STRING(WATCHDOG_TIMEOUT) ")");
-#ifdef CONFIG_WATCHDOG_NOWAYOUT
-static int nowayout = 1;
-#else
-static int nowayout = 0;
-#endif
-
+static int nowayout = WATCHDOG_NOWAYOUT;
module_param(nowayout, int, 0);
MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)");
static ssize_t fop_write(struct file * file, const char __user * buf, size_t count, loff_t * ppos)
{
- /* We can't seek */
- if(ppos != &file->f_pos)
- return -ESPIPE;
-
/* See if we got the magic character 'V' and reload the timer */
if(count)
{
static int fop_open(struct inode * inode, struct file * file)
{
+ nonseekable_open(inode, file);
+
/* Just in case we're already talking to someone... */
if(test_and_set_bit(0, &wdt_is_open))
return -EBUSY;
switch(cmd)
{
default:
- return -ENOIOCTLCMD;
+ return -ENOTTY;
case WDIOC_GETSUPPORT:
return copy_to_user(argp, &ident, sizeof(ident))?-EFAULT:0;
case WDIOC_GETSTATUS:
}
}
-static struct file_operations wdt_fops = {
+static const struct file_operations wdt_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.write = fop_write,