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Merge pull request #6629 from taosdata/hotfix/TD-4910 

[TD-4910]fix double free issue
This commit is contained in:
Haojun Liao 2021-06-28 13:41:32 +08:00 committed by GitHub
parent d524bf01a3 087517dd89
commit 0be6a5a4f8
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 10 additions and 2 deletions
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5
src/client/src/tscSQLParser.c
View File

@ -7784,6 +7784,7 @@ int32_t validateSqlNode(SSqlObj* pSql, SSqlNode* pSqlNode, SQueryInfo* pQueryInf
const char* msg5 = "only tag query not compatible with normal column filter";
const char* msg6 = "not support stddev/percentile/interp in the outer query yet";
const char* msg7 = "derivative/twa/irate requires timestamp column exists in subquery";
const char* msg8 = "condition missing for join query";
int32_t code = TSDB_CODE_SUCCESS;
@ -7871,6 +7872,10 @@ int32_t validateSqlNode(SSqlObj* pSql, SSqlNode* pSqlNode, SQueryInfo* pQueryInf
if (validateWhereNode(pQueryInfo, &pSqlNode->pWhere, pSql) != TSDB_CODE_SUCCESS) {
return TSDB_CODE_TSC_INVALID_OPERATION;
}
} else {
if (pQueryInfo->numOfTables > 1) {
return invalidOperationMsg(tscGetErrorMsgPayload(pCmd), msg8);
}
}
// validate the interval info

7
src/client/src/tscUtil.c
View File

@ -1307,7 +1307,7 @@ void tscResetSqlCmd(SSqlCmd* pCmd, bool clearCachedMeta) {
if (pCmd->pTableMetaMap != NULL) {
STableMetaVgroupInfo* p = taosHashIterate(pCmd->pTableMetaMap, NULL);
while (p) {
tfree(p->pVgroupInfo);
tscVgroupInfoClear(p->pVgroupInfo);
tfree(p->pTableMeta);
p = taosHashIterate(pCmd->pTableMetaMap, p);
}
@ -4082,7 +4082,10 @@ SVgroupsInfo* tscVgroupsInfoDup(SVgroupsInfo* pVgroupsInfo) {
size_t size = sizeof(SVgroupInfo) * pVgroupsInfo->numOfVgroups + sizeof(SVgroupsInfo);
SVgroupsInfo* pInfo = calloc(1, size);
memcpy(pInfo, pVgroupsInfo, size);
pInfo->numOfVgroups = pVgroupsInfo->numOfVgroups;
for (int32_t m = 0; m < pVgroupsInfo->numOfVgroups; ++m) {
tscSVgroupInfoCopy(&pInfo->vgroups[m], &pVgroupsInfo->vgroups[m]);
}
return pInfo;
}