isdn: l3dss1: Fix set-but-unused variables.

The variable 'cause' is set but unused in dss1up().  Just
kill it off.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/isdn/hisax/l3dss1.c b/drivers/isdn/hisax/l3dss1.c
index 8e2fd02..b0d9ab1 100644 (file)
--- a/drivers/isdn/hisax/l3dss1.c
+++ b/drivers/isdn/hisax/l3dss1.c
@@ -2943,7 +2943,7 @@ global_handler(struct PStack *st, int mt, struct sk_buff *skb)
 static void
 dss1up(struct PStack *st, int pr, void *arg)
 {
-       int i, mt, cr, cause, callState;
+       int i, mt, cr, callState;
        char *ptr;
        u_char *p;
        struct sk_buff *skb = arg;
@@ -3034,12 +3034,10 @@ dss1up(struct PStack *st, int pr, void *arg)
                                return;
                        }
                } else if (mt == MT_STATUS) {
-                       cause = 0;
                        if ((ptr = findie(skb->data, skb->len, IE_CAUSE, 0)) != NULL) {
                                ptr++;
                                if (*ptr++ == 2)
                                        ptr++;
-                               cause = *ptr & 0x7f;
                        }
                        callState = 0;
                        if ((ptr = findie(skb->data, skb->len, IE_CALL_STATE, 0)) != NULL) {