drivers/usb/atm: use printk_ratelimited() instead of printk_ratelimit()

Since printk_ratelimit() shouldn't be used anymore (see comment in
include/linux/printk.h), replace it with printk_ratelimited()
Signed-off-by: Manuel Zerpies <manuel.f.zerpies@ww.stud.uni-erlangen.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/atm/usbatm.c

@@ -81,6 +81,7 @@
 #include <linux/timer.h>
 #include <linux/wait.h>
 #include <linux/kthread.h>
+#include <linux/ratelimit.h>
 
 #ifdef VERBOSE_DEBUG
 static int usbatm_print_packet(const unsigned char *data, int len);
@@ -668,8 +669,7 @@ static int usbatm_atm_send(struct atm_vcc *vcc, struct sk_buff *skb)
 	/* racy disconnection check - fine */
 	if (!instance || instance->disconnected) {
 #ifdef DEBUG
-		if (printk_ratelimit())
-			printk(KERN_DEBUG "%s: %s!\n", __func__, instance ? "disconnected" : "NULL instance");
+		printk_ratelimited(KERN_DEBUG "%s: %s!\n", __func__, instance ? "disconnected" : "NULL instance");
 #endif
 		err = -ENODEV;
 		goto fail;