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check memory allocation failure

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localvar 2020-01-11 13:50:12 +08:00
parent 244cfe217c
commit 5d398eb8a4
1 changed files with 17 additions and 11 deletions
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28
src/client/src/tscSub.c
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@ -164,9 +164,6 @@ int tscUpdateSubscription(STscObj* pObj, SSub* pSub) {
return 0;
}
int numOfMeters = 0;
SSubscriptionProgress* progress = NULL;
SSqlCmd* pCmd = &pSub->pSql->cmd;
if (pCmd->command != TSDB_SQL_SELECT) {
tscError("only 'select' statement is allowed in subscription: %s", pSub->topic);
@ -174,19 +171,28 @@ int tscUpdateSubscription(STscObj* pObj, SSub* pSub) {
}
SMeterMetaInfo *pMeterMetaInfo = tscGetMeterMetaInfo(pCmd, 0);
if (UTIL_METER_IS_NOMRAL_METER(pMeterMetaInfo)) {
numOfMeters = 1;
progress = calloc(1, sizeof(SSubscriptionProgress));
int64_t uid = pMeterMetaInfo->pMeterMeta->uid;
progress[0].uid = uid;
progress[0].key = tscGetSubscriptionProgress(pSub, uid);
} else {
int numOfMeters = 0;
if (!UTIL_METER_IS_NOMRAL_METER(pMeterMetaInfo)) {
SMetricMeta* pMetricMeta = pMeterMetaInfo->pMetricMeta;
for (int32_t i = 0; i < pMetricMeta->numOfVnodes; i++) {
SVnodeSidList *pVnodeSidList = tscGetVnodeSidList(pMetricMeta, pMeterMetaInfo->vnodeIndex);
numOfMeters += pVnodeSidList->numOfSids;
}
progress = calloc(numOfMeters, sizeof(SSubscriptionProgress));
}
SSubscriptionProgress* progress = (SSubscriptionProgress*)calloc(numOfMeters, sizeof(SSubscriptionProgress));
if (progress == NULL) {
tscError("failed to allocate memory for progress: %s", pSub->topic);
return 0;
}
if (UTIL_METER_IS_NOMRAL_METER(pMeterMetaInfo)) {
numOfMeters = 1;
int64_t uid = pMeterMetaInfo->pMeterMeta->uid;
progress[0].uid = uid;
progress[0].key = tscGetSubscriptionProgress(pSub, uid);
} else {
SMetricMeta* pMetricMeta = pMeterMetaInfo->pMetricMeta;
numOfMeters = 0;
for (int32_t i = 0; i < pMetricMeta->numOfVnodes; i++) {
SVnodeSidList *pVnodeSidList = tscGetVnodeSidList(pMetricMeta, pMeterMetaInfo->vnodeIndex);