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remote_daemon_stream: Use automatic memory management

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Signed-off-by: Tim Wiederhake <twiederh@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Tim Wiederhake 2022-03-08 15:34:50 +01:00
parent 20d2cf47bc
commit 183804c043
1 changed files with 14 additions and 20 deletions
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34
src/remote/remote_daemon_stream.c
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@ -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;
}