IF_ERR
IF_ERR(printk("excpq_rd_ptr is wrong!!!\n");)
IF_ERR(printk("IA: bad descriptor desc = %d \n", desc);)
IF_ERR(printk("IA: bad packet, dropping it");)
IF_ERR(printk(" cause: packet CRC error\n");)
IF_ERR(printk(" cause: packet time out\n");)
IF_ERR(printk(" cause: buffer overflow\n");)
IF_ERR(printk("rx_dle_intr: Bad AAL5 trailer %d (skb len %d)",
IF_ERR(printk("ABR Seg. may not continue on VC %x\n",vcc->vci);)
IF_ERR(printk(DEV_LABEL "invalid desc for send: %d\n", desc);)
IF_ERR(printk(DEV_LABEL "send desc:%d completion code %d error\n",
IF_ERR(printk("PCR for CBR not defined\n");)
IF_ERR(printk("Release the SKB not match\n");)