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-rw-r--r--hw/rtl8139.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/rtl8139.c b/hw/rtl8139.c
index 1f4f585900..f04dd5484a 100644
--- a/hw/rtl8139.c
+++ b/hw/rtl8139.c
@@ -1909,6 +1909,7 @@ static int rtl8139_cplus_transmit_one(RTL8139State *s)
cpu_physical_memory_read(cplus_tx_ring_desc, (uint8_t *)&val, 4);
txdw0 = le32_to_cpu(val);
+ /* TODO: implement VLAN tagging support, VLAN tag data is read to txdw1 */
cpu_physical_memory_read(cplus_tx_ring_desc+4, (uint8_t *)&val, 4);
txdw1 = le32_to_cpu(val);
cpu_physical_memory_read(cplus_tx_ring_desc+8, (uint8_t *)&val, 4);
@@ -1920,6 +1921,9 @@ static int rtl8139_cplus_transmit_one(RTL8139State *s)
descriptor,
txdw0, txdw1, txbufLO, txbufHI));
+ /* TODO: the following discard cast should clean clang analyzer output */
+ (void)txdw1;
+
/* w0 ownership flag */
#define CP_TX_OWN (1<<31)
/* w0 end of ring flag */
@@ -2045,6 +2049,7 @@ static int rtl8139_cplus_transmit_one(RTL8139State *s)
/* update ring data */
val = cpu_to_le32(txdw0);
cpu_physical_memory_write(cplus_tx_ring_desc, (uint8_t *)&val, 4);
+ /* TODO: implement VLAN tagging support, VLAN tag data is read to txdw1 */
// val = cpu_to_le32(txdw1);
// cpu_physical_memory_write(cplus_tx_ring_desc+4, &val, 4);