virJSONValueNewArray: Use g_new0 to allocate and remove NULL checks from callers

Use the glib allocation function that never returns NULL and remove the
now dead-code checks from all callers.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2020-01-31 08:18:36 +01:00
parent 3b60a0c027
commit d69470a18a
19 changed files with 35 additions and 76 deletions

View File

@ -949,8 +949,8 @@ virLockDaemonPreExecRestart(const char *state_file,
goto cleanup;
}
if (!(lockspaces = virJSONValueNewArray()))
goto cleanup;
lockspaces = virJSONValueNewArray();
if (virJSONValueObjectAppend(object, "lockspaces", lockspaces) < 0) {
virJSONValueFree(lockspaces);
goto cleanup;

View File

@ -619,8 +619,7 @@ virLogHandlerPreExecRestart(virLogHandlerPtr handler)
if (!ret)
return NULL;
if (!(files = virJSONValueNewArray()))
goto error;
files = virJSONValueNewArray();
if (virJSONValueObjectAppend(ret, "files", files) < 0) {
virJSONValueFree(files);

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@ -200,11 +200,7 @@ main(int argc, char **argv)
break;
}
if (!(leases_array_new = virJSONValueNewArray())) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("failed to create json"));
goto cleanup;
}
leases_array_new = virJSONValueNewArray();
if (virLeaseReadCustomLeaseFile(leases_array_new, custom_lease_file,
delete ? ip : NULL, &server_duid) < 0)

View File

@ -1201,9 +1201,6 @@ qemuAgentMakeStringsArray(const char **strings, unsigned int len)
size_t i;
virJSONValuePtr ret = virJSONValueNewArray(), str;
if (!ret)
return NULL;
for (i = 0; i < len; i++) {
str = virJSONValueNewString(strings[i]);
if (!str)
@ -1534,8 +1531,7 @@ qemuAgentSetVCPUsCommand(qemuAgentPtr mon,
*nmodified = 0;
/* create the key data array */
if (!(cpus = virJSONValueNewArray()))
goto cleanup;
cpus = virJSONValueNewArray();
for (i = 0; i < ninfo; i++) {
qemuAgentCPUInfoPtr in = &info[i];

View File

@ -180,8 +180,7 @@ qemuBackupDiskPrepareOneBitmapsChain(virDomainMomentDefPtr *incremental,
g_autoptr(virJSONValue) ret = NULL;
size_t incridx = 0;
if (!(ret = virJSONValueNewArray()))
return NULL;
ret = virJSONValueNewArray();
if (!(bitmap = qemuBlockNamedNodeDataGetBitmapByName(blockNamedNodeData,
backingChain,
@ -819,8 +818,7 @@ qemuBackupBegin(virDomainObjPtr vm,
!(incremental = qemuBackupBeginCollectIncrementalCheckpoints(vm, def->incremental)))
goto endjob;
if (!(actions = virJSONValueNewArray()))
goto endjob;
actions = virJSONValueNewArray();
/* The 'chk' checkpoint must be rolled back if the transaction command
* which creates it on disk is not executed or fails */

View File

@ -524,8 +524,7 @@ qemuBlockStorageSourceBuildHostsJSONSocketAddress(virStorageSourcePtr src,
virStorageNetHostDefPtr host;
size_t i;
if (!(servers = virJSONValueNewArray()))
return NULL;
servers = virJSONValueNewArray();
for (i = 0; i < src->nhosts; i++) {
host = src->hosts + i;
@ -590,8 +589,7 @@ qemuBlockStorageSourceBuildHostsJSONInetSocketAddress(virStorageSourcePtr src)
virStorageNetHostDefPtr host;
size_t i;
if (!(servers = virJSONValueNewArray()))
return NULL;
servers = virJSONValueNewArray();
for (i = 0; i < src->nhosts; i++) {
host = src->hosts + i;
@ -837,8 +835,7 @@ qemuBlockStorageSourceGetRBDProps(virStorageSourcePtr src,
username = srcPriv->secinfo->s.aes.username;
keysecret = srcPriv->secinfo->s.aes.alias;
/* the auth modes are modelled after our old command line generator */
if (!(authmodes = virJSONValueNewArray()))
return NULL;
authmodes = virJSONValueNewArray();
if (!(mode = virJSONValueNewString("cephx")) ||
virJSONValueArrayAppend(authmodes, mode) < 0)

View File

@ -1344,8 +1344,7 @@ qemuBlockJobProcessEventConcludedBackup(virQEMUDriverPtr driver,
return;
if (job->data.backup.bitmap) {
if (!(actions = virJSONValueNewArray()))
return;
actions = virJSONValueNewArray();
if (qemuMonitorTransactionBitmapRemove(actions,
job->disk->src->nodeformat,

View File

@ -217,8 +217,7 @@ qemuCheckpointDiscardDiskBitmaps(virStorageSourcePtr src,
return -1;
}
if (!(arr = virJSONValueNewArray()))
return -1;
arr = virJSONValueNewArray();
if (qemuMonitorTransactionBitmapMergeSourceAddBitmap(arr,
n->nodeformat,
@ -261,8 +260,7 @@ qemuCheckpointDiscardBitmaps(virDomainObjPtr vm,
g_autoptr(GSList) relabelimages = NULL;
GSList *next;
if (!(actions = virJSONValueNewArray()))
return -1;
actions = virJSONValueNewArray();
qemuDomainObjEnterMonitor(driver, vm);
blockNamedNodeData = qemuMonitorBlockGetNamedNodeData(priv->mon);
@ -535,8 +533,7 @@ qemuCheckpointCreateCommon(virQEMUDriverPtr driver,
if ((parent = virDomainCheckpointGetCurrent(vm->checkpoints)))
(*def)->parent.parent_name = g_strdup(parent->def->name);
if (!(tmpactions = virJSONValueNewArray()))
return -1;
tmpactions = virJSONValueNewArray();
if (qemuCheckpointAddActions(vm, tmpactions, parent, *def) < 0)
return -1;

View File

@ -15639,8 +15639,7 @@ qemuDomainSnapshotCreateDiskActive(virQEMUDriverPtr driver,
if (virDomainObjCheckActive(vm) < 0)
return -1;
if (!(actions = virJSONValueNewArray()))
return -1;
actions = virJSONValueNewArray();
if (blockdev &&
!(blockNamedNodeData = qemuBlockGetNamedNodeData(vm, asyncJob)))

View File

@ -651,8 +651,7 @@ qemuFirmwareInterfaceFormat(virJSONValuePtr doc,
g_autoptr(virJSONValue) interfacesJSON = NULL;
size_t i;
if (!(interfacesJSON = virJSONValueNewArray()))
return -1;
interfacesJSON = virJSONValueNewArray();
for (i = 0; i < fw->ninterfaces; i++) {
if (virJSONValueArrayAppendString(interfacesJSON,
@ -799,8 +798,7 @@ qemuFirmwareTargetFormat(virJSONValuePtr doc,
g_autoptr(virJSONValue) targetsJSON = NULL;
size_t i;
if (!(targetsJSON = virJSONValueNewArray()))
return -1;
targetsJSON = virJSONValueNewArray();
for (i = 0; i < fw->ntargets; i++) {
qemuFirmwareTargetPtr t = fw->targets[i];
@ -816,8 +814,7 @@ qemuFirmwareTargetFormat(virJSONValuePtr doc,
virQEMUCapsArchToString(t->architecture)) < 0)
return -1;
if (!(machines = virJSONValueNewArray()))
return -1;
machines = virJSONValueNewArray();
for (j = 0; j < t->nmachines; j++) {
if (virJSONValueArrayAppendString(machines,
@ -851,8 +848,7 @@ qemuFirmwareFeatureFormat(virJSONValuePtr doc,
g_autoptr(virJSONValue) featuresJSON = NULL;
size_t i;
if (!(featuresJSON = virJSONValueNewArray()))
return -1;
featuresJSON = virJSONValueNewArray();
for (i = 0; i < fw->nfeatures; i++) {
if (virJSONValueArrayAppendString(featuresJSON,

View File

@ -785,8 +785,7 @@ qemuMigrationCapsToJSON(virBitmapPtr caps,
qemuMigrationCapability bit;
const char *name;
if (!(json = virJSONValueNewArray()))
return NULL;
json = virJSONValueNewArray();
for (bit = 0; bit < QEMU_MIGRATION_CAP_LAST; bit++) {
bool supported = false;

View File

@ -4800,8 +4800,7 @@ int qemuMonitorJSONSendKey(qemuMonitorPtr mon,
size_t i;
/* create the key data array */
if (!(keys = virJSONValueNewArray()))
goto cleanup;
keys = virJSONValueNewArray();
for (i = 0; i < nkeycodes; i++) {
if (keycodes[i] > 0xffff) {

View File

@ -603,8 +603,7 @@ virJSONValuePtr virNetServerPreExecRestart(virNetServerPtr srv)
goto error;
}
if (!(services = virJSONValueNewArray()))
goto error;
services = virJSONValueNewArray();
if (virJSONValueObjectAppend(object, "services", services) < 0) {
virJSONValueFree(services);
@ -622,8 +621,7 @@ virJSONValuePtr virNetServerPreExecRestart(virNetServerPtr srv)
}
}
if (!(clients = virJSONValueNewArray()))
goto error;
clients = virJSONValueNewArray();
if (virJSONValueObjectAppend(object, "clients", clients) < 0) {
virJSONValueFree(clients);

View File

@ -353,8 +353,7 @@ virJSONValuePtr virNetServerServicePreExecRestart(virNetServerServicePtr svc)
if (virJSONValueObjectAppendNumberUint(object, "nrequests_client_max", svc->nrequests_client_max) < 0)
goto error;
if (!(socks = virJSONValueNewArray()))
goto error;
socks = virJSONValueNewArray();
if (virJSONValueObjectAppend(object, "socks", socks) < 0) {
virJSONValueFree(socks);

View File

@ -561,10 +561,7 @@ virJSONValueNewNull(void)
virJSONValuePtr
virJSONValueNewArray(void)
{
virJSONValuePtr val;
if (VIR_ALLOC(val) < 0)
return NULL;
virJSONValuePtr val = g_new0(virJSONValue, 1);
val->type = VIR_JSON_TYPE_ARRAY;
@ -1265,8 +1262,7 @@ virJSONValueNewArrayFromBitmap(virBitmapPtr bitmap)
virJSONValuePtr ret;
ssize_t pos = -1;
if (!(ret = virJSONValueNewArray()))
return NULL;
ret = virJSONValueNewArray();
if (!bitmap)
return ret;
@ -1522,8 +1518,6 @@ virJSONValueCopy(const virJSONValue *in)
break;
case VIR_JSON_TYPE_ARRAY:
out = virJSONValueNewArray();
if (!out)
return NULL;
for (i = 0; i < in->data.array.nvalues; i++) {
virJSONValuePtr val = NULL;
if (!(val = virJSONValueCopy(in->data.array.values[i])))
@ -1782,9 +1776,6 @@ virJSONParserHandleStartArray(void *ctx)
VIR_DEBUG("parser=%p", parser);
if (!value)
return 0;
if (virJSONParserInsertValue(parser, value) < 0) {
virJSONValueFree(value);
return 0;

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@ -443,8 +443,7 @@ virJSONValuePtr virLockSpacePreExecRestart(virLockSpacePtr lockspace)
virJSONValueObjectAppendString(object, "directory", lockspace->dir) < 0)
goto error;
if (!(resources = virJSONValueNewArray()))
goto error;
resources = virJSONValueNewArray();
if (virJSONValueObjectAppend(object, "resources", resources) < 0) {
virJSONValueFree(resources);
@ -479,8 +478,7 @@ virJSONValuePtr virLockSpacePreExecRestart(virLockSpacePtr lockspace)
goto error;
}
if (!(owners = virJSONValueNewArray()))
goto error;
owners = virJSONValueNewArray();
if (virJSONValueObjectAppend(child, "owners", owners) < 0) {
virJSONValueFree(owners);

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@ -206,10 +206,11 @@ virMACMapHashDumper(void *payload,
size_t i;
int ret = -1;
if (!(obj = virJSONValueNewObject()) ||
!(arr = virJSONValueNewArray()))
if (!(obj = virJSONValueNewObject()))
goto cleanup;
arr = virJSONValueNewArray();
for (i = 0; macs[i]; i++) {
virJSONValuePtr m = virJSONValueNewString(macs[i]);
@ -244,8 +245,7 @@ virMacMapDumpStrLocked(virMacMapPtr mgr,
virJSONValuePtr arr;
int ret = -1;
if (!(arr = virJSONValueNewArray()))
goto cleanup;
arr = virJSONValueNewArray();
if (virHashForEach(mgr->macs, virMACMapHashDumper, arr) < 0)
goto cleanup;

View File

@ -737,8 +737,7 @@ testQemuCheckpointDeleteMerge(const void *opaque)
return -1;
}
if (!(actions = virJSONValueNewArray()))
return -1;
actions = virJSONValueNewArray();
if (qemuCheckpointDiscardDiskBitmaps(data->chain,
nodedata,

View File

@ -2948,9 +2948,8 @@ testQemuMonitorJSONTransaction(const void *opaque)
if (!(test = qemuMonitorTestNewSchema(data->xmlopt, data->schema)))
return -1;
if (!(actions = virJSONValueNewArray()) ||
!(mergebitmaps = virJSONValueNewArray()))
return -1;
actions = virJSONValueNewArray();
mergebitmaps = virJSONValueNewArray();
if (qemuMonitorTransactionBitmapMergeSourceAddBitmap(mergebitmaps, "node1", "bitmap1") < 0 ||
qemuMonitorTransactionBitmapMergeSourceAddBitmap(mergebitmaps, "node2", "bitmap2") < 0)