xilinx-eth: Remove debug print.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
diff --git a/hw/xilinx_ethlite.c b/hw/xilinx_ethlite.c
index 2e1909f..f4b40c7 100644
--- a/hw/xilinx_ethlite.c
+++ b/hw/xilinx_ethlite.c
@@ -165,7 +165,6 @@
     struct xlx_ethlite *s = vc->opaque;
     int r;
     r = !(s->regs[R_RX_CTRL0] & CTRL_S);
-    qemu_log("%s %d\n", __func__, r);
     return r;
 }