[PATCH v4 2/4] qemu_process.c: use g_autoptr()

[Daniel Henrique Barboza <danielhb413@xxxxxxxxx>]

Change all feasible pointers to use g_autoptr().

Signed-off-by: Daniel Henrique Barboza <danielhb413@xxxxxxxxx>
---
 src/qemu/qemu_process.c | 113 +++++++++++++---------------------------
 1 file changed, 37 insertions(+), 76 deletions(-)

diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index d6d6a9f09b..4870b23704 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -107,7 +107,7 @@ qemuProcessRemoveDomainStatus(virQEMUDriverPtr driver,
     char ebuf[1024];
     g_autofree char *file = NULL;
     qemuDomainObjPrivatePtr priv = vm->privateData;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     file = g_strdup_printf("%s/%s.xml", cfg->stateDir, vm->def->name);
 
@@ -120,8 +120,6 @@ qemuProcessRemoveDomainStatus(virQEMUDriverPtr driver,
         errno != ENOENT)
         VIR_WARN("Failed to remove PID file for %s: %s",
                  vm->def->name, virStrerror(errno, ebuf, sizeof(ebuf)));
-
-    virObjectUnref(cfg);
 }
 
 
@@ -401,7 +399,7 @@ qemuProcessHandleReset(qemuMonitorPtr mon G_GNUC_UNUSED,
     virQEMUDriverPtr driver = opaque;
     virObjectEventPtr event;
     qemuDomainObjPrivatePtr priv;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     int ret = -1;
 
     virObjectLock(vm);
@@ -438,7 +436,6 @@ qemuProcessHandleReset(qemuMonitorPtr mon G_GNUC_UNUSED,
  cleanup:
     virObjectUnlock(vm);
     virObjectEventStateQueue(driver->domainEventState, event);
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -457,7 +454,7 @@ qemuProcessFakeReboot(void *opaque)
     virDomainObjPtr vm = opaque;
     qemuDomainObjPrivatePtr priv = vm->privateData;
     virQEMUDriverPtr driver = priv->driver;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     virDomainRunningReason reason = VIR_DOMAIN_RUNNING_BOOTED;
     int ret = -1, rc;
 
@@ -507,7 +504,6 @@ qemuProcessFakeReboot(void *opaque)
     if (ret == -1)
         ignore_value(qemuProcessKill(vm, VIR_QEMU_PROCESS_KILL_FORCE));
     virDomainObjEndAPI(&vm);
-    virObjectUnref(cfg);
 }
 
 
@@ -570,7 +566,7 @@ qemuProcessHandleShutdown(qemuMonitorPtr mon G_GNUC_UNUSED,
     virQEMUDriverPtr driver = opaque;
     qemuDomainObjPrivatePtr priv;
     virObjectEventPtr event = NULL;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     int detail = 0;
 
     VIR_DEBUG("vm=%p", vm);
@@ -627,7 +623,6 @@ qemuProcessHandleShutdown(qemuMonitorPtr mon G_GNUC_UNUSED,
  unlock:
     virObjectUnlock(vm);
     virObjectEventStateQueue(driver->domainEventState, event);
-    virObjectUnref(cfg);
 
     return 0;
 }
@@ -642,7 +637,7 @@ qemuProcessHandleStop(qemuMonitorPtr mon G_GNUC_UNUSED,
     virObjectEventPtr event = NULL;
     virDomainPausedReason reason;
     virDomainEventSuspendedDetailType detail;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     qemuDomainObjPrivatePtr priv = vm->privateData;
 
     virObjectLock(vm);
@@ -688,7 +683,6 @@ qemuProcessHandleStop(qemuMonitorPtr mon G_GNUC_UNUSED,
 
     virObjectUnlock(vm);
     virObjectEventStateQueue(driver->domainEventState, event);
-    virObjectUnref(cfg);
 
     return 0;
 }
@@ -701,7 +695,7 @@ qemuProcessHandleResume(qemuMonitorPtr mon G_GNUC_UNUSED,
 {
     virQEMUDriverPtr driver = opaque;
     virObjectEventPtr event = NULL;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     qemuDomainObjPrivatePtr priv;
     virDomainRunningReason reason = VIR_DOMAIN_RUNNING_UNPAUSED;
     virDomainEventResumedDetailType eventDetail;
@@ -734,7 +728,6 @@ qemuProcessHandleResume(qemuMonitorPtr mon G_GNUC_UNUSED,
 
     virObjectUnlock(vm);
     virObjectEventStateQueue(driver->domainEventState, event);
-    virObjectUnref(cfg);
     return 0;
 }
 
@@ -746,7 +739,7 @@ qemuProcessHandleRTCChange(qemuMonitorPtr mon G_GNUC_UNUSED,
 {
     virQEMUDriverPtr driver = opaque;
     virObjectEventPtr event = NULL;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     virObjectLock(vm);
 
@@ -778,7 +771,6 @@ qemuProcessHandleRTCChange(qemuMonitorPtr mon G_GNUC_UNUSED,
     virObjectUnlock(vm);
 
     virObjectEventStateQueue(driver->domainEventState, event);
-    virObjectUnref(cfg);
     return 0;
 }
 
@@ -792,7 +784,7 @@ qemuProcessHandleWatchdog(qemuMonitorPtr mon G_GNUC_UNUSED,
     virQEMUDriverPtr driver = opaque;
     virObjectEventPtr watchdogEvent = NULL;
     virObjectEventPtr lifecycleEvent = NULL;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     virObjectLock(vm);
     watchdogEvent = virDomainEventWatchdogNewFromObj(vm, action);
@@ -840,7 +832,6 @@ qemuProcessHandleWatchdog(qemuMonitorPtr mon G_GNUC_UNUSED,
     virObjectEventStateQueue(driver->domainEventState, watchdogEvent);
     virObjectEventStateQueue(driver->domainEventState, lifecycleEvent);
 
-    virObjectUnref(cfg);
     return 0;
 }
 
@@ -861,7 +852,7 @@ qemuProcessHandleIOError(qemuMonitorPtr mon G_GNUC_UNUSED,
     const char *srcPath;
     const char *devAlias;
     virDomainDiskDefPtr disk;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     virObjectLock(vm);
 
@@ -912,7 +903,6 @@ qemuProcessHandleIOError(qemuMonitorPtr mon G_GNUC_UNUSED,
     virObjectEventStateQueue(driver->domainEventState, ioErrorEvent);
     virObjectEventStateQueue(driver->domainEventState, ioErrorEvent2);
     virObjectEventStateQueue(driver->domainEventState, lifecycleEvent);
-    virObjectUnref(cfg);
     return 0;
 }
 
@@ -1136,7 +1126,7 @@ qemuProcessHandleTrayChange(qemuMonitorPtr mon G_GNUC_UNUSED,
     virQEMUDriverPtr driver = opaque;
     virObjectEventPtr event = NULL;
     virDomainDiskDefPtr disk;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     virObjectLock(vm);
     disk = qemuProcessFindDomainDiskByAliasOrQOM(vm, devAlias, devid);
@@ -1159,7 +1149,6 @@ qemuProcessHandleTrayChange(qemuMonitorPtr mon G_GNUC_UNUSED,
 
     virObjectUnlock(vm);
     virObjectEventStateQueue(driver->domainEventState, event);
-    virObjectUnref(cfg);
     return 0;
 }
 
@@ -1171,7 +1160,7 @@ qemuProcessHandlePMWakeup(qemuMonitorPtr mon G_GNUC_UNUSED,
     virQEMUDriverPtr driver = opaque;
     virObjectEventPtr event = NULL;
     virObjectEventPtr lifecycleEvent = NULL;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     virObjectLock(vm);
     event = virDomainEventPMWakeupNewFromObj(vm);
@@ -1198,7 +1187,6 @@ qemuProcessHandlePMWakeup(qemuMonitorPtr mon G_GNUC_UNUSED,
     virObjectUnlock(vm);
     virObjectEventStateQueue(driver->domainEventState, event);
     virObjectEventStateQueue(driver->domainEventState, lifecycleEvent);
-    virObjectUnref(cfg);
     return 0;
 }
 
@@ -1210,7 +1198,7 @@ qemuProcessHandlePMSuspend(qemuMonitorPtr mon G_GNUC_UNUSED,
     virQEMUDriverPtr driver = opaque;
     virObjectEventPtr event = NULL;
     virObjectEventPtr lifecycleEvent = NULL;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     virObjectLock(vm);
     event = virDomainEventPMSuspendNewFromObj(vm);
@@ -1240,7 +1228,6 @@ qemuProcessHandlePMSuspend(qemuMonitorPtr mon G_GNUC_UNUSED,
 
     virObjectEventStateQueue(driver->domainEventState, event);
     virObjectEventStateQueue(driver->domainEventState, lifecycleEvent);
-    virObjectUnref(cfg);
     return 0;
 }
 
@@ -1252,7 +1239,7 @@ qemuProcessHandleBalloonChange(qemuMonitorPtr mon G_GNUC_UNUSED,
 {
     virQEMUDriverPtr driver = opaque;
     virObjectEventPtr event = NULL;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     virObjectLock(vm);
     event = virDomainEventBalloonChangeNewFromObj(vm, actual);
@@ -1267,7 +1254,6 @@ qemuProcessHandleBalloonChange(qemuMonitorPtr mon G_GNUC_UNUSED,
     virObjectUnlock(vm);
 
     virObjectEventStateQueue(driver->domainEventState, event);
-    virObjectUnref(cfg);
     return 0;
 }
 
@@ -1279,7 +1265,7 @@ qemuProcessHandlePMSuspendDisk(qemuMonitorPtr mon G_GNUC_UNUSED,
     virQEMUDriverPtr driver = opaque;
     virObjectEventPtr event = NULL;
     virObjectEventPtr lifecycleEvent = NULL;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     virObjectLock(vm);
     event = virDomainEventPMSuspendDiskNewFromObj(vm);
@@ -1309,7 +1295,6 @@ qemuProcessHandlePMSuspendDisk(qemuMonitorPtr mon G_GNUC_UNUSED,
 
     virObjectEventStateQueue(driver->domainEventState, event);
     virObjectEventStateQueue(driver->domainEventState, lifecycleEvent);
-    virObjectUnref(cfg);
 
     return 0;
 }
@@ -1637,7 +1622,7 @@ qemuProcessHandleMigrationStatus(qemuMonitorPtr mon G_GNUC_UNUSED,
     qemuDomainObjPrivatePtr priv;
     virQEMUDriverPtr driver = opaque;
     virObjectEventPtr event = NULL;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     int reason;
 
     virObjectLock(vm);
@@ -1676,7 +1661,6 @@ qemuProcessHandleMigrationStatus(qemuMonitorPtr mon G_GNUC_UNUSED,
  cleanup:
     virObjectUnlock(vm);
     virObjectEventStateQueue(driver->domainEventState, event);
-    virObjectUnref(cfg);
     return 0;
 }
 
@@ -2722,7 +2706,7 @@ qemuProcessResctrlCreate(virQEMUDriverPtr driver,
 {
     int ret = -1;
     size_t i = 0;
-    virCapsPtr caps = NULL;
+    g_autoptr(virCaps) caps = NULL;
     qemuDomainObjPrivatePtr priv = vm->privateData;
 
     if (!vm->def->nresctrls)
@@ -2753,7 +2737,6 @@ qemuProcessResctrlCreate(virQEMUDriverPtr driver,
 
     ret = 0;
  cleanup:
-    virObjectUnref(caps);
     return ret;
 }
 
@@ -2827,7 +2810,7 @@ qemuProcessStartManagedPRDaemon(virDomainObjPtr vm)
 {
     qemuDomainObjPrivatePtr priv = vm->privateData;
     virQEMUDriverPtr driver = priv->driver;
-    virQEMUDriverConfigPtr cfg;
+    g_autoptr(virQEMUDriverConfig) cfg = NULL;
     int errfd = -1;
     g_autofree char *pidfile = NULL;
     int pidfd = -1;
@@ -2939,7 +2922,6 @@ qemuProcessStartManagedPRDaemon(virDomainObjPtr vm)
     virCommandFree(cmd);
     VIR_FORCE_CLOSE(pidfd);
     VIR_FORCE_CLOSE(errfd);
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -2950,7 +2932,7 @@ qemuProcessInitPasswords(virQEMUDriverPtr driver,
                          int asyncJob)
 {
     int ret = 0;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     size_t i;
 
     for (i = 0; i < vm->def->ngraphics; ++i) {
@@ -2974,7 +2956,6 @@ qemuProcessInitPasswords(virQEMUDriverPtr driver,
     }
 
  cleanup:
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -3035,7 +3016,7 @@ qemuProcessUpdateVideoRamSize(virQEMUDriverPtr driver,
     ssize_t i;
     qemuDomainObjPrivatePtr priv = vm->privateData;
     virDomainVideoDefPtr video = NULL;
-    virQEMUDriverConfigPtr cfg = NULL;
+    g_autoptr(virQEMUDriverConfig) cfg = NULL;
 
     if (qemuDomainObjEnterMonitorAsync(driver, vm, asyncJob) < 0)
         return -1;
@@ -3094,7 +3075,6 @@ qemuProcessUpdateVideoRamSize(virQEMUDriverPtr driver,
 
     cfg = virQEMUDriverGetConfig(driver);
     ret = virDomainObjSave(vm, driver->xmlopt, cfg->stateDir);
-    virObjectUnref(cfg);
 
     return ret;
 
@@ -3199,7 +3179,7 @@ qemuProcessStartCPUs(virQEMUDriverPtr driver, virDomainObjPtr vm,
 {
     int ret = -1;
     qemuDomainObjPrivatePtr priv = vm->privateData;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     /* Bring up netdevs before starting CPUs */
     if (qemuInterfaceStartDevices(vm->def) < 0)
@@ -3234,7 +3214,6 @@ qemuProcessStartCPUs(virQEMUDriverPtr driver, virDomainObjPtr vm,
      */
 
  cleanup:
-    virObjectUnref(cfg);
     return ret;
 
  release:
@@ -3296,7 +3275,7 @@ static void
 qemuProcessNotifyNets(virDomainDefPtr def)
 {
     size_t i;
-    virConnectPtr conn = NULL;
+    g_autoptr(virConnect) conn = NULL;
 
     for (i = 0; i < def->nnets; i++) {
         virDomainNetDefPtr net = def->nets[i];
@@ -3314,8 +3293,6 @@ qemuProcessNotifyNets(virDomainDefPtr def)
             virDomainNetNotifyActualDevice(conn, def, net);
         }
     }
-
-    virObjectUnref(conn);
 }
 
 /* Attempt to instantiate the filters. Ignore failures because it's
@@ -3864,7 +3841,7 @@ qemuProcessBuildDestroyMemoryPaths(virQEMUDriverPtr driver,
                                    virDomainMemoryDefPtr mem,
                                    bool build)
 {
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     g_autofree char *path = NULL;
     size_t i;
     bool shouldBuildHP = false;
@@ -3902,7 +3879,6 @@ qemuProcessBuildDestroyMemoryPaths(virQEMUDriverPtr driver,
 
     ret = 0;
  cleanup:
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -3912,7 +3888,7 @@ qemuProcessDestroyMemoryBackingPath(virQEMUDriverPtr driver,
                                     virDomainObjPtr vm,
                                     virDomainMemoryDefPtr mem)
 {
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     g_autofree char *path = NULL;
     int ret = -1;
 
@@ -3927,7 +3903,6 @@ qemuProcessDestroyMemoryBackingPath(virQEMUDriverPtr driver,
 
     ret = 0;
  cleanup:
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -3967,7 +3942,7 @@ qemuProcessSPICEAllocatePorts(virQEMUDriverPtr driver,
                               virDomainGraphicsDefPtr graphics,
                               bool allocate)
 {
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     unsigned short port = 0;
     unsigned short tlsPort;
     size_t i;
@@ -4052,7 +4027,6 @@ qemuProcessSPICEAllocatePorts(virQEMUDriverPtr driver,
     ret = 0;
 
  cleanup:
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -4342,7 +4316,7 @@ qemuProcessFetchCPUDefinitions(virQEMUDriverPtr driver,
                                virDomainCapsCPUModelsPtr *cpuModels)
 {
     qemuDomainObjPrivatePtr priv = vm->privateData;
-    virDomainCapsCPUModelsPtr models = NULL;
+    g_autoptr(virDomainCapsCPUModels) models = NULL;
     int rc;
 
     if (qemuDomainObjEnterMonitorAsync(driver, vm, asyncJob) < 0)
@@ -4357,7 +4331,6 @@ qemuProcessFetchCPUDefinitions(virQEMUDriverPtr driver,
     return 0;
 
  error:
-    virObjectUnref(models);
     return -1;
 }
 
@@ -4369,7 +4342,7 @@ qemuProcessUpdateCPU(virQEMUDriverPtr driver,
 {
     virCPUDataPtr cpu = NULL;
     virCPUDataPtr disabled = NULL;
-    virDomainCapsCPUModelsPtr models = NULL;
+    g_autoptr(virDomainCapsCPUModels) models = NULL;
     int ret = -1;
 
     /* The host CPU model comes from host caps rather than QEMU caps so
@@ -4392,7 +4365,6 @@ qemuProcessUpdateCPU(virQEMUDriverPtr driver,
  cleanup:
     virCPUDataFree(cpu);
     virCPUDataFree(disabled);
-    virObjectUnref(models);
     return ret;
 }
 
@@ -4739,9 +4711,9 @@ static int
 qemuProcessGetNetworkAddress(const char *netname,
                              char **netaddr)
 {
-    virConnectPtr conn = NULL;
+    g_autoptr(virConnect) conn = NULL;
     int ret = -1;
-    virNetworkPtr net;
+    g_autoptr(virNetwork) net = NULL;
     virNetworkDefPtr netdef = NULL;
     virNetworkIPDefPtr ipdef;
     virSocketAddr addr;
@@ -4827,8 +4799,6 @@ qemuProcessGetNetworkAddress(const char *netname,
     ret = 0;
  cleanup:
     virNetworkDefFree(netdef);
-    virObjectUnref(net);
-    virObjectUnref(conn);
     return ret;
 }
 
@@ -4865,7 +4835,7 @@ qemuProcessGraphicsSetupListen(virQEMUDriverPtr driver,
                                virDomainObjPtr vm)
 {
     qemuDomainObjPrivatePtr priv = vm->privateData;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
     const char *type = virDomainGraphicsTypeToString(graphics->type);
     char *listenAddr = NULL;
     bool useSocket = false;
@@ -4939,7 +4909,6 @@ qemuProcessGraphicsSetupListen(virQEMUDriverPtr driver,
     ret = 0;
 
  cleanup:
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -5658,7 +5627,7 @@ qemuProcessNetworkPrepareDevices(virQEMUDriverPtr driver,
     qemuDomainObjPrivatePtr priv = vm->privateData;
     int ret = -1;
     size_t i;
-    virConnectPtr conn = NULL;
+    g_autoptr(virConnect) conn = NULL;
 
     for (i = 0; i < def->nnets; i++) {
         virDomainNetDefPtr net = def->nets[i];
@@ -5711,7 +5680,6 @@ qemuProcessNetworkPrepareDevices(virQEMUDriverPtr driver,
     }
     ret = 0;
  cleanup:
-    virObjectUnref(conn);
     return ret;
 }
 
@@ -6251,7 +6219,7 @@ qemuProcessPrepareDomain(virQEMUDriverPtr driver,
     int ret = -1;
     size_t i;
     qemuDomainObjPrivatePtr priv = vm->privateData;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     priv->machineName = qemuDomainGetMachineName(vm);
     if (!priv->machineName)
@@ -6355,7 +6323,6 @@ qemuProcessPrepareDomain(virQEMUDriverPtr driver,
 
     ret = 0;
  cleanup:
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -6514,7 +6481,7 @@ qemuProcessPrepareHost(virQEMUDriverPtr driver,
     int ret = -1;
     unsigned int hostdev_flags = 0;
     qemuDomainObjPrivatePtr priv = vm->privateData;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     if (qemuPrepareNVRAM(cfg, vm) < 0)
         goto cleanup;
@@ -6603,7 +6570,6 @@ qemuProcessPrepareHost(virQEMUDriverPtr driver,
 
     ret = 0;
  cleanup:
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -6718,7 +6684,7 @@ qemuProcessLaunch(virConnectPtr conn,
     qemuDomainObjPrivatePtr priv = vm->privateData;
     virCommandPtr cmd = NULL;
     struct qemuProcessHookData hookData;
-    virQEMUDriverConfigPtr cfg;
+    g_autoptr(virQEMUDriverConfig) cfg = NULL;
     size_t nnicindexes = 0;
     g_autofree int *nicindexes = NULL;
     size_t i;
@@ -7026,7 +6992,6 @@ qemuProcessLaunch(virConnectPtr conn,
     qemuDomainSecretDestroy(vm);
     virCommandFree(cmd);
     virObjectUnref(logCtxt);
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -7083,8 +7048,8 @@ qemuProcessFinishStartup(virQEMUDriverPtr driver,
                          bool startCPUs,
                          virDomainPausedReason pausedReason)
 {
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
     int ret = -1;
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
 
     if (startCPUs) {
         VIR_DEBUG("Starting domain CPUs");
@@ -7112,7 +7077,6 @@ qemuProcessFinishStartup(virQEMUDriverPtr driver,
     ret = 0;
 
  cleanup:
-    virObjectUnref(cfg);
     return ret;
 }
 
@@ -7348,8 +7312,8 @@ void qemuProcessStop(virQEMUDriverPtr driver,
     const virNetDevVPortProfile *vport = NULL;
     size_t i;
     g_autofree char *timestamp = NULL;
-    virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
-    virConnectPtr conn = NULL;
+    g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
+    g_autoptr(virConnect) conn = NULL;
 
     VIR_DEBUG("Shutting down vm=%p name=%s id=%d pid=%lld, "
               "reason=%s, asyncJob=%s, flags=0x%x",
@@ -7664,8 +7628,6 @@ void qemuProcessStop(virQEMUDriverPtr driver,
 
  cleanup:
     virErrorRestore(&orig_err);
-    virObjectUnref(conn);
-    virObjectUnref(cfg);
 }
 
 
@@ -7979,7 +7941,7 @@ qemuProcessReconnect(void *opaque)
     qemuDomainJobObj oldjob;
     int state;
     int reason;
-    virQEMUDriverConfigPtr cfg;
+    g_autoptr(virQEMUDriverConfig) cfg = NULL;
     size_t i;
     unsigned int stopFlags = 0;
     bool jobStarted = false;
@@ -8227,7 +8189,6 @@ qemuProcessReconnect(void *opaque)
             qemuDomainRemoveInactiveJob(driver, obj);
     }
     virDomainObjEndAPI(&obj);
-    virObjectUnref(cfg);
     virNWFilterUnlockFilterUpdates();
     virIdentitySetCurrent(NULL);
     return;
-- 
2.23.0


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