- len += sprintf(buf+len, "\n IrDA state: %s, ", state);
- len += sprintf(buf+len, "daddr: %08x, ", self->daddr);
- len += sprintf(buf+len, "stsap_sel: %02x, ", self->stsap_sel);
- len += sprintf(buf+len, "dtsap_sel: %02x\n", self->dtsap_sel);
+ seq_printf(m, "\n IrDA state: %s, ", state);
+ seq_printf(m, "daddr: %08x, ", self->daddr);
+ seq_printf(m, "stsap_sel: %02x, ", self->stsap_sel);
+ seq_printf(m, "dtsap_sel: %02x\n", self->dtsap_sel);