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[Qemu-commits] [COMMIT 2e87c5b] musicpal: Catch null TX qeueues
From: |
Anthony Liguori |
Subject: |
[Qemu-commits] [COMMIT 2e87c5b] musicpal: Catch null TX qeueues |
Date: |
Mon, 05 Oct 2009 14:53:17 -0000 |
From: Jan Kiszka <address@hidden>
They likely represent invalid queues that should be skipped. We already
do this for RX queues. Wish I had a spec...
Credits go to malc for analyzing the issue and suggesting this fix.
Signed-off-by: Jan Kiszka <address@hidden>
Signed-off-by: Anthony Liguori <address@hidden>
diff --git a/hw/musicpal.c b/hw/musicpal.c
index 1c4f17c..c8f0235 100644
--- a/hw/musicpal.c
+++ b/hw/musicpal.c
@@ -238,7 +238,9 @@ static void eth_send(mv88w8618_eth_state *s, int
queue_index)
uint8_t buf[2048];
int len;
-
+ if (!desc_addr) {
+ return;
+ }
do {
eth_tx_desc_get(desc_addr, &desc);
if (desc.cmdstat & MP_ETH_TX_OWN) {
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