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https://issues.apache.org/jira/browse/HAWQ-263?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ruilong Huo closed HAWQ-263.
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> "Wrong sizeof argument (SIZEOF_MISMATCH)" issue in MoveOutCGroupForQE found
> by Coverity
> ---------------------------------------------------------------------------------------
>
> Key: HAWQ-263
> URL: https://issues.apache.org/jira/browse/HAWQ-263
> Project: Apache HAWQ
> Issue Type: Bug
> Components: Resource Manager
> Affects Versions: 2.0.0-beta-incubating
> Reporter: Ruilong Huo
> Assignee: Ruilong Huo
> Fix For: 2.0.0
>
>
> Per Covertiy scan, there is "Wrong sizeof argument (SIZEOF_MISMATCH)" issue
> in MoveOutCGroupForQE in resource enforcement.
> {noformat}
> 82/**
> 83 * Move the QE PID out of corresponding CGroup
> 84 */
> 85int
> 86MoveOutCGroupForQE(TimestampTz masterStartTime,
> 87 int connId,
> 88 int segId,
> 89 int procId,
> 90 char *errorbuf,
> 91 int errorbufsize)
> 92{
> 93#ifdef __linux
> 94 initializeQE2RMSEGComm();
> 95
> 96 int res = FUNC_RETURN_OK;
> 97
> 98 char *serverHost = "127.0.0.1";
> 99 uint16_t serverPort = rm_segment_port;
> 100
> 101 SelfMaintainBuffer sendBuffer =
> createSelfMaintainBuffer(CurrentMemoryContext);
> 102 SelfMaintainBuffer recvBuffer =
> createSelfMaintainBuffer(CurrentMemoryContext);
> 103
> 104 /* Build request */
> 105 RPCRequestMoveOutCGroupData request;
> 106 request.MasterStartTime = masterStartTime;
> 107 request.ConnID = connId;
> 108 request.SegmentID = segId;
> 109 request.ProcID = procId;
> 110 appendSMBVar(sendBuffer, request);
> 111
> 112 /* Send request */
>
> CID 16865 (#1 of 1): Wrong sizeof argument (SIZEOF_MISMATCH)
> suspicious_sizeof: Passing argument serverHost of type char * and argument 8
> /* sizeof (errorbuf) */ to function callSyncRPCRemote is suspicious.
> 113 res = callSyncRPCRemote(serverHost,
> 114 serverPort,
> 115 sendBuffer->Buffer,
> 116 sendBuffer->Cursor+1,
> 117 REQUEST_QE_MOVEOUTCGROUP,
> 118 RESPONSE_QE_MOVEOUTCGROUP,
> 119 recvBuffer,
> 120 errorbuf,
> 121 sizeof(errorbuf));
> 122
> 123 deleteSelfMaintainBuffer(sendBuffer);
> 124 deleteSelfMaintainBuffer(recvBuffer);
> 125 return res;
> 126#endif
> 127 return FUNC_RETURN_OK;
> 128}
> {noformat}
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