irda: use msecs_to_jiffies() rather than manual calculation

Also use mod_timer() instead of direct assignment to "expires".

Signed-off-by: Xi Wang <xi.wang@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index c24f25ab67d324f64f67126ed8f27639d5988a34..bb14c34776801e7dd43ce13c8552794d89a5c197 100644 (file)
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -2558,8 +2558,8 @@ bed:
                        self->errno = 0;
                        setup_timer(&self->watchdog, irda_discovery_timeout,
                                        (unsigned long)self);
-                       self->watchdog.expires = jiffies + (val * HZ/1000);
-                       add_timer(&(self->watchdog));
+                       mod_timer(&self->watchdog,
+                                 jiffies + msecs_to_jiffies(val));
 
                        /* Wait for IR-LMP to call us back */
                        __wait_event_interruptible(self->query_wait,