net: dwc_eth_qos: Stop spam of RX packet not available message

Remove spam of RX packet not available debug messages when waiting to
receive a packet.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
diff --git a/drivers/net/dwc_eth_qos.c b/drivers/net/dwc_eth_qos.c
index 27be5cf..8e29f7b 100644
--- a/drivers/net/dwc_eth_qos.c
+++ b/drivers/net/dwc_eth_qos.c
@@ -1194,14 +1194,12 @@
 	struct eqos_desc *rx_desc;
 	int length;
 
-	debug("%s(dev=%p, flags=%x):\n", __func__, dev, flags);
-
 	rx_desc = eqos_get_desc(eqos, eqos->rx_desc_idx, true);
 	eqos->config->ops->eqos_inval_desc(rx_desc);
-	if (rx_desc->des3 & EQOS_DESC3_OWN) {
-		debug("%s: RX packet not available\n", __func__);
+	if (rx_desc->des3 & EQOS_DESC3_OWN)
 		return -EAGAIN;
-	}
+
+	debug("%s(dev=%p, flags=%x):\n", __func__, dev, flags);
 
 	*packetp = eqos->rx_dma_buf +
 		(eqos->rx_desc_idx * EQOS_MAX_PACKET_SIZE);