ISDN: Fix isdnloop for transparent/V.110

For some reason, isdnloop didn't support the transparent encoding,
which is necessary for testing V.110. Testing also found a typo
causing an oops in isdn_common.c. Fixed.

drivers/isdn/i4l/isdn_common.c

@@ -2724,7 +2724,7 @@ isdn_v110_data_req(struct isdn_slot *slot, struct sk_buff *skb)
 	dev_kfree_skb(skb);
 
 	atomic_inc(&slot->iv110.v110use);
-	slots->iv110.v110->skbuser++;
+	slot->iv110.v110->skbuser++;
 	atomic_dec(&slot->iv110.v110use);
 
 	/* For V.110 return unencoded data length */

drivers/isdn/isdnloop/isdnloop.c

@@ -1335,6 +1335,9 @@ isdnloop_command(isdn_ctrl * c, isdnloop_card * card)
 						case ISDN_PROTO_L2_HDLC:
 							sprintf(cbuf, "%02d;BTRA\n", (int) (a & 255) + 1);
 							break;
+						case ISDN_PROTO_L2_TRANS:
+							sprintf(cbuf, "%02d;BTRA\n", (int) (a & 255) + 1);
+							break;
 						default:
 							return -EINVAL;
 					}