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| author | Jan Kiszka <jan.kiszka@web.de> | 2009-09-18 20:51:22 +0200 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2009-10-05 09:32:43 -0500 |
| commit | 2e87c5b937444c1155073f7b10d630e0e383e5d8 (patch) | |
| tree | 7074a093df1a49bee4a0ecb2647df84e16ecc351 | |
| parent | 0cb892aa268c31a4b082a83e46b422332ea28244 (diff) | |
| download | qemu-2e87c5b937444c1155073f7b10d630e0e383e5d8.zip qemu-2e87c5b937444c1155073f7b10d630e0e383e5d8.tar.gz qemu-2e87c5b937444c1155073f7b10d630e0e383e5d8.tar.bz2 | |
musicpal: Catch null TX qeueues
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 <jan.kiszka@web.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
| -rw-r--r-- | hw/musicpal.c | 4 |
1 files changed, 3 insertions, 1 deletions
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) { |