1 files changed, 2 insertions, 5 deletions

diff --git a/drivers/isdn/hisax/hisax_fcpcipnp.c b/drivers/isdn/hisax/hisax_fcpcipnp.c
index dc7ef957e897..dbcca287ee2c 100644
--- a/drivers/isdn/hisax/hisax_fcpcipnp.c
+++ b/drivers/isdn/hisax/hisax_fcpcipnp.c
@@ -387,8 +387,7 @@ static void hdlc_fill_fifo(struct fritz_bcs *bcs)
 
         DBG(0x40, "hdlc_fill_fifo");
 
-        if (skb->len == 0)
-                BUG();
+        BUG_ON(skb->len == 0);
 
         bcs->ctrl.sr.cmd &= ~HDLC_CMD_XME;
         if (bcs->tx_skb->len > bcs->fifo_size) {
@@ -630,9 +629,7 @@ static void fritz_b_l2l1(struct hisax_if *ifc, int pr, void *arg)
 
         switch (pr) {
         case PH_DATA | REQUEST:
-                if (bcs->tx_skb)
-                        BUG();
-                
+                BUG_ON(bcs->tx_skb);
                 bcs->tx_skb = skb;
                 DBG_SKB(1, skb);
                 hdlc_fill_fifo(bcs);