[libvirt PATCH 11/12] remote_daemon_stream: Use automatic memory management
Signed-off-by: Tim Wiederhake <twiederh(a)redhat.com>
---
src/remote/remote_daemon_stream.c | 34 +++++++++++++------------------
1 file changed, 14 insertions(+), 20 deletions(-)
diff --git a/src/remote/remote_daemon_stream.c b/src/remote/remote_daemon_stream.c
index eb7ed5edf3..a6d2c915e6 100644
--- a/src/remote/remote_daemon_stream.c
+++ b/src/remote/remote_daemon_stream.c
@@ -119,8 +119,7 @@ daemonStreamEvent(virStreamPtr st, int events, void *opaque)
virNetServerClient *client = opaque;
daemonClientStream *stream;
daemonClientPrivate *priv = virNetServerClientGetPrivateData(client);
-
- virMutexLock(&priv->lock);
+ VIR_LOCK_GUARD lock = virLockGuardLock(&priv->lock);
stream = priv->streams;
while (stream) {
@@ -132,7 +131,7 @@ daemonStreamEvent(virStreamPtr st, int events, void *opaque)
if (!stream) {
VIR_WARN("event for client=%p stream st=%p, but missing stream state",
client, st);
virStreamEventRemoveCallback(st);
- goto cleanup;
+ return;
}
VIR_DEBUG("st=%p events=%d EOF=%d closed=%d", st, events,
stream->recvEOF, stream->closed);
@@ -142,7 +141,7 @@ daemonStreamEvent(virStreamPtr st, int events, void *opaque)
if (daemonStreamHandleWrite(client, stream) < 0) {
daemonRemoveClientStream(client, stream);
virNetServerClientClose(client);
- goto cleanup;
+ return;
}
}
@@ -152,7 +151,7 @@ daemonStreamEvent(virStreamPtr st, int events, void *opaque)
if (daemonStreamHandleRead(client, stream) < 0) {
daemonRemoveClientStream(client, stream);
virNetServerClientClose(client);
- goto cleanup;
+ return;
}
/* If we detected EOF during read processing,
* then clear hangup/error conditions, since
@@ -177,7 +176,7 @@ daemonStreamEvent(virStreamPtr st, int events, void *opaque)
virNetMessageFree(msg);
daemonRemoveClientStream(client, stream);
virNetServerClientClose(client);
- goto cleanup;
+ return;
}
break;
case VIR_NET_ERROR:
@@ -187,7 +186,7 @@ daemonStreamEvent(virStreamPtr st, int events, void *opaque)
virNetMessageFree(msg);
daemonRemoveClientStream(client, stream);
virNetServerClientClose(client);
- goto cleanup;
+ return;
}
break;
}
@@ -206,7 +205,7 @@ daemonStreamEvent(virStreamPtr st, int events, void *opaque)
if (!(msg = virNetMessageNew(false))) {
daemonRemoveClientStream(client, stream);
virNetServerClientClose(client);
- goto cleanup;
+ return;
}
msg->cb = daemonStreamMessageFinished;
msg->opaque = stream;
@@ -220,7 +219,7 @@ daemonStreamEvent(virStreamPtr st, int events, void *opaque)
virNetMessageFree(msg);
daemonRemoveClientStream(client, stream);
virNetServerClientClose(client);
- goto cleanup;
+ return;
}
}
@@ -263,7 +262,7 @@ daemonStreamEvent(virStreamPtr st, int events, void *opaque)
daemonRemoveClientStream(client, stream);
if (ret < 0)
virNetServerClientClose(client);
- goto cleanup;
+ return;
}
if (stream->closed) {
@@ -271,9 +270,6 @@ daemonStreamEvent(virStreamPtr st, int events, void *opaque)
} else {
daemonStreamUpdateEvents(stream);
}
-
- cleanup:
- virMutexUnlock(&priv->lock);
}
@@ -460,13 +456,11 @@ int daemonAddClientStream(virNetServerClient *client,
if (transmit)
stream->tx = true;
- virMutexLock(&priv->lock);
- stream->next = priv->streams;
- priv->streams = stream;
-
- daemonStreamUpdateEvents(stream);
-
- virMutexUnlock(&priv->lock);
+ VIR_WITH_MUTEX_LOCK_GUARD(&priv->lock) {
+ stream->next = priv->streams;
+ priv->streams = stream;
+ daemonStreamUpdateEvents(stream);
+ }
return 0;
}
--
2.31.1