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-rw-r--r--hw/net/fsl_etsec/etsec.c4
-rw-r--r--hw/net/fsl_etsec/rings.c8
-rw-r--r--hw/net/mcf_fec.c2
3 files changed, 11 insertions, 3 deletions
diff --git a/hw/net/fsl_etsec/etsec.c b/hw/net/fsl_etsec/etsec.c
index 951c5f0038..fadf9c8faf 100644
--- a/hw/net/fsl_etsec/etsec.c
+++ b/hw/net/fsl_etsec/etsec.c
@@ -348,8 +348,8 @@ static ssize_t etsec_receive(NetClientState *nc,
     eTSEC *etsec = qemu_get_nic_opaque(nc);
 
 #if defined(HEX_DUMP)
-    fprintf(stderr, "%s receive size:%d\n", etsec->nic->nc.name, size);
-    qemu_hexdump(buf, stderr, "", size);
+    fprintf(stderr, "%s receive size:%zd\n", nc->name, size);
+    qemu_hexdump((void *)buf, stderr, "", size);
 #endif
     /* Flush is unnecessary as are already in receiving path */
     etsec->need_flush = false;
diff --git a/hw/net/fsl_etsec/rings.c b/hw/net/fsl_etsec/rings.c
index 79d2f14dd8..54c01275d4 100644
--- a/hw/net/fsl_etsec/rings.c
+++ b/hw/net/fsl_etsec/rings.c
@@ -474,6 +474,14 @@ static void rx_init_frame(eTSEC *etsec, const uint8_t *buf, size_t size)
     /* CRC padding (We don't have to compute the CRC) */
     etsec->rx_padding = 4;
 
+    /*
+     * Ensure that payload length + CRC length is at least 802.3
+     * minimum MTU size bytes long (64)
+     */
+    if (etsec->rx_buffer_len < 60) {
+        etsec->rx_padding += 60 - etsec->rx_buffer_len;
+    }
+
     etsec->rx_first_in_frame = 1;
     etsec->rx_remaining_data = etsec->rx_buffer_len;
     RING_DEBUG("%s: rx_buffer_len:%u rx_padding+crc:%u\n", __func__,
diff --git a/hw/net/mcf_fec.c b/hw/net/mcf_fec.c
index dc61bac2fc..4025eb3b33 100644
--- a/hw/net/mcf_fec.c
+++ b/hw/net/mcf_fec.c
@@ -393,7 +393,7 @@ static void mcf_fec_write(void *opaque, hwaddr addr,
         s->tx_descriptor = s->etdsr;
         break;
     case 0x188:
-        s->emrbr = value & 0x7f0;
+        s->emrbr = value > 0 ? value & 0x7F0 : 0x7F0;
         break;
     default:
         hw_error("mcf_fec_write Bad address 0x%x\n", (int)addr);