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[PATCH] pcnet: switch to use qemu_receive_packet() for loopback
From: |
Alexander Bulekov |
Subject: |
[PATCH] pcnet: switch to use qemu_receive_packet() for loopback |
Date: |
Mon, 1 Mar 2021 10:33:34 -0500 |
This patch switches to use qemu_receive_packet() which can detect
reentrancy and return early.
Buglink: https://bugs.launchpad.net/qemu/+bug/1917085
Signed-off-by: Alexander Bulekov <alxndr@bu.edu>
---
Here's another one, that looks like the same issue.
-Alex
hw/net/pcnet.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/net/pcnet.c b/hw/net/pcnet.c
index f3f18d8598..dcd3fc4948 100644
--- a/hw/net/pcnet.c
+++ b/hw/net/pcnet.c
@@ -1250,7 +1250,7 @@ txagain:
if (BCR_SWSTYLE(s) == 1)
add_crc = !GET_FIELD(tmd.status, TMDS, NOFCS);
s->looptest = add_crc ? PCNET_LOOPTEST_CRC : PCNET_LOOPTEST_NOCRC;
- pcnet_receive(qemu_get_queue(s->nic), s->buffer, s->xmit_pos);
+ qemu_receive_packet(qemu_get_queue(s->nic), s->buffer,
s->xmit_pos);
s->looptest = 0;
} else {
if (s->nic) {
--
2.28.0
- [PATCH] pcnet: switch to use qemu_receive_packet() for loopback,
Alexander Bulekov <=