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[TD-5534]<fix>:fix the coverity high risk of client

This commit is contained in:
markswang 2021-07-27 18:27:35 +08:00
parent ff9971ffa2
commit 928473f0cb
7 changed files with 7 additions and 12 deletions
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2
src/client/src/tscParseLineProtocol.c
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@ -1653,7 +1653,7 @@ static int32_t parseSmlTimeStamp(TAOS_SML_KV **pTS, const char **index) {
static int32_t parseSmlKey(TAOS_SML_KV *pKV, const char **index) {
const char *cur = *index;
char key[TSDB_COL_NAME_LEN + 1]; // +1 to avoid 1685 line over write
char key[TSDB_COL_NAME_LEN + 1]; // +1 to avoid key[len] over write
uint16_t len = 0;
//key field cannot start with digit

4
src/client/src/tscPrepare.c
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@ -1628,8 +1628,8 @@ int taos_stmt_set_tbname_tags(TAOS_STMT* stmt, const char* name, TAOS_BIND* tags
if (pStmt->mtb.subSet && taosHashGetSize(pStmt->mtb.pTableHash) > 0) {
STableMetaInfo* pTableMetaInfo = tscGetTableMetaInfoFromCmd(pCmd, 0);
STableMeta* pTableMeta = pTableMetaInfo->pTableMeta;
char sTableName[TSDB_TABLE_FNAME_LEN + 1] = {0};
strncpy(sTableName, pTableMeta->sTableName, sizeof(sTableName) - 1);
char sTableName[TSDB_TABLE_FNAME_LEN] = {0};
tstrncpy(sTableName, pTableMeta->sTableName, sizeof(sTableName));
SStrToken tname = {0};
tname.type = TK_STRING;

2
src/client/src/tscSQLParser.c
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@ -8366,7 +8366,7 @@ static int32_t doValidateSubquery(SSqlNode* pSqlNode, int32_t index, SSqlObj* pS
return invalidOperationMsg(msgBuf, "subquery alias name too long");
}
strncpy(pTableMetaInfo1->aliasName, subInfo->aliasName.z, MIN(subInfo->aliasName.n, sizeof(pTableMetaInfo1->aliasName) - 1));
tstrncpy(pTableMetaInfo1->aliasName, subInfo->aliasName.z, MIN(subInfo->aliasName.n, sizeof(pTableMetaInfo1->aliasName)));
}
taosArrayPush(pQueryInfo->pUpstream, &pSub);

2
src/client/src/tscServer.c
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@ -164,7 +164,7 @@ static void tscUpdateVgroupInfo(SSqlObj *pSql, SRpcEpSet *pEpSet) {
vgroupInfo.inUse = pEpSet->inUse;
vgroupInfo.numOfEps = pEpSet->numOfEps;
for (int32_t i = 0; i < vgroupInfo.numOfEps; i++) {
strncpy(vgroupInfo.ep[i].fqdn, pEpSet->fqdn[i], TSDB_FQDN_LEN); // buffer not null terminated risk
tstrncpy(vgroupInfo.ep[i].fqdn, pEpSet->fqdn[i], TSDB_FQDN_LEN); // buffer not null terminated risk
vgroupInfo.ep[i].port = pEpSet->port[i];
}

6
src/client/src/tscUtil.c
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@ -1236,10 +1236,6 @@ void handleDownstreamOperator(SSqlObj** pSqlObjList, int32_t numOfUpstream, SQue
}
pSourceOperator = createJoinOperatorInfo(p, px->numOfTables, schema, num);
for(int32_t i = 0; i < px->numOfTables; ++i) {
destroyOperatorInfo(p[i]);
}
tfree(p);
} else {
size_t num = taosArrayGetSize(px->colList);
@ -4714,7 +4710,7 @@ static int32_t doAddTableName(char* nextStr, char** str, SArray* pNameArray, SSq
int32_t len = 0;
if (nextStr == NULL) {
strncpy(tablename, *str, TSDB_TABLE_FNAME_LEN - 1);
tstrncpy(tablename, *str, TSDB_TABLE_FNAME_LEN);
len = (int32_t) strlen(tablename);
} else {
len = (int32_t)(nextStr - (*str));

1
src/query/inc/qExecutor.h
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@ -578,7 +578,6 @@ void doCompactSDataBlock(SSDataBlock* pBlock, int32_t numOfRows, int8_t* p);
SSDataBlock* createOutputBuf(SExprInfo* pExpr, int32_t numOfOutput, int32_t numOfRows);
void* destroyOutputBuf(SSDataBlock* pBlock);
void* doDestroyFilterInfo(SSingleColumnFilterInfo* pFilterInfo, int32_t numOfFilterCols);
void destroyOperatorInfo(SOperatorInfo* pOperator);
void setInputDataBlock(SOperatorInfo* pOperator, SQLFunctionCtx* pCtx, SSDataBlock* pBlock, int32_t order);
int32_t getNumOfResult(SQueryRuntimeEnv *pRuntimeEnv, SQLFunctionCtx* pCtx, int32_t numOfOutput);

2
src/query/src/qExecutor.c
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@ -5949,7 +5949,7 @@ static int32_t getNumOfScanTimes(SQueryAttr* pQueryAttr) {
return 1;
}
void destroyOperatorInfo(SOperatorInfo* pOperator) {
static void destroyOperatorInfo(SOperatorInfo* pOperator) {
if (pOperator == NULL) {
return;
}