[PATCH] kfree cleanup: drivers/isdn

This is the drivers/isdn/ part of the big kfree cleanup patch.

Remove pointless checks for NULL prior to calling kfree() in drivers/isdn/.

Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
Acked-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/isdn/pcbit/drv.c b/drivers/isdn/pcbit/drv.c
index 5de861f..94f2148 100644
--- a/drivers/isdn/pcbit/drv.c
+++ b/drivers/isdn/pcbit/drv.c
@@ -561,10 +561,8 @@
 		else
 			pcbit_fsm_event(dev, chan, EV_USR_RELEASE_REQ, NULL);
 
-		if (cbdata.data.setup.CalledPN)
-			kfree(cbdata.data.setup.CalledPN);
-		if (cbdata.data.setup.CallingPN)
-			kfree(cbdata.data.setup.CallingPN);
+		kfree(cbdata.data.setup.CalledPN);
+		kfree(cbdata.data.setup.CallingPN);
 		break;
     
 	case MSG_CONN_CONF: