[Qemu-devel] [PATCH v3 1/7] net: force NetQue opaque to be NetClientState

[Liu Ping Fan <qemulist@gmail.com>]

qemu_net_client_setup() is the only user of qemu_new_net_queue(), which
will pass in NetClientState. By forcing it be a NetClientState, we
can ref/unref NetQueue's owner

Signed-off-by: Liu Ping Fan <pingfank@linux.vnet.ibm.com>
---
 include/net/queue.h |  2 +-
 net/queue.c         | 10 +++++-----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/net/queue.h b/include/net/queue.h
index fc02b33..1d9e4c3 100644
--- a/include/net/queue.h
+++ b/include/net/queue.h
@@ -34,7 +34,7 @@ typedef void (NetPacketSent) (NetClientState *sender, ssize_t ret);
 #define QEMU_NET_PACKET_FLAG_NONE  0
 #define QEMU_NET_PACKET_FLAG_RAW  (1<<0)
 
-NetQueue *qemu_new_net_queue(void *opaque);
+NetQueue *qemu_new_net_queue(NetClientState *nc);
 
 void qemu_del_net_queue(NetQueue *queue);
 
diff --git a/net/queue.c b/net/queue.c
index 859d02a..1937345 100644
--- a/net/queue.c
+++ b/net/queue.c
@@ -49,7 +49,7 @@ struct NetPacket {
 };
 
 struct NetQueue {
-    void *opaque;
+    NetClientState *nc;
     uint32_t nq_maxlen;
     uint32_t nq_count;
 
@@ -58,13 +58,13 @@ struct NetQueue {
     unsigned delivering : 1;
 };
 
-NetQueue *qemu_new_net_queue(void *opaque)
+NetQueue *qemu_new_net_queue(NetClientState *nc)
 {
     NetQueue *queue;
 
     queue = g_malloc0(sizeof(NetQueue));
 
-    queue->opaque = opaque;
+    queue->nc = nc;
     queue->nq_maxlen = 10000;
     queue->nq_count = 0;
 
@@ -154,7 +154,7 @@ static ssize_t qemu_net_queue_deliver(NetQueue *queue,
     ssize_t ret = -1;
 
     queue->delivering = 1;
-    ret = qemu_deliver_packet(sender, flags, data, size, queue->opaque);
+    ret = qemu_deliver_packet(sender, flags, data, size, queue->nc);
     queue->delivering = 0;
 
     return ret;
@@ -169,7 +169,7 @@ static ssize_t qemu_net_queue_deliver_iov(NetQueue *queue,
     ssize_t ret = -1;
 
     queue->delivering = 1;
-    ret = qemu_deliver_packet_iov(sender, flags, iov, iovcnt, queue->opaque);
+    ret = qemu_deliver_packet_iov(sender, flags, iov, iovcnt, queue->nc);
     queue->delivering = 0;
 
     return ret;
-- 
1.8.1.4