drivers/isdn/hardware/mISDN: change type of hfc_jiffies to unsigned long

Jiffies are unsigned long, make sure we fit in jiffies store variable
on archs with bits per long > 32.

Patch suggested by Jiri Slaby.
Signed-off-by: NHannes Eder <hannes@hanneseder.net>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/isdn/hardware/mISDN/hfcpci.c

@@ -57,7 +57,7 @@ static int HFC_cnt;
 static uint debug;
 static uint poll, tics;
 static struct timer_list hfc_tl;
-static u32 hfc_jiffies;
+static unsigned long hfc_jiffies;
 
 MODULE_AUTHOR("Karsten Keil");
 MODULE_LICENSE("GPL");