staging: rtl8192e: use time_before() macro
authorGujulan Elango, Hari Prasath (H.) <hgujulan@visteon.com>
Fri, 8 May 2015 11:04:43 +0000 (11:04 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 10 May 2015 13:00:41 +0000 (15:00 +0200)
This patch replaces the condition check for time elapsed with a
simplified time_before() macro

Signed-off-by: Hari Prasath Gujulan Elango <hgujulan@visteon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/rtl8192e/rtl8192e/rtl_ps.c

index 840dda9..386ae0c 100644 (file)
@@ -100,7 +100,8 @@ void rtl8192_hw_to_sleep(struct net_device *dev, u64 time)
 
        time -= msecs_to_jiffies(8 + 16 + 7);
 
-       if ((time - jiffies) <= msecs_to_jiffies(MIN_SLEEP_TIME)) {
+       timeout = jiffies + msecs_to_jiffies(MIN_SLEEP_TIME);
+       if (time_before((unsigned long)time,timeout)) {
                spin_unlock_irqrestore(&priv->ps_lock, flags);
                netdev_info(dev, "too short to sleep::%lld < %ld\n",
                            time - jiffies, msecs_to_jiffies(MIN_SLEEP_TIME));