SQL/ODBC: Pass correct length to SQLColAttribute()

This ensures the tst_QSqlQuery::record() test passes when checking the
tablename.

Change-Id: I146f9f627ea366c6813af61ce48b930ca1041b15
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
(cherry picked from commit 9ea00c70fbbe61d4c2da98c3d9390bfbada157bd)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
This commit is contained in:
Christian Ehrlicher 2023-01-22 19:59:16 +01:00 committed by Qt Cherry-pick Bot
parent 5171131fee
commit 0c50cf2691

View File

@ -712,10 +712,15 @@ static QSqlField qMakeFieldInfo(const SQLHANDLE hStmt, int i, QString *errorMess
f.setAutoValue(isAutoValue(hStmt, i));
QVarLengthArray<SQLTCHAR> tableName(TABLENAMESIZE);
SQLSMALLINT tableNameLen;
r = SQLColAttribute(hStmt, i + 1, SQL_DESC_BASE_TABLE_NAME, tableName.data(),
TABLENAMESIZE, &tableNameLen, 0);
r = SQLColAttribute(hStmt,
i + 1,
SQL_DESC_BASE_TABLE_NAME,
tableName.data(),
SQLSMALLINT(tableName.size() * sizeof(SQLTCHAR)), // SQLColAttribute needs/returns size in bytes
&tableNameLen,
0);
if (r == SQL_SUCCESS)
f.setTableName(fromSQLTCHAR(tableName, tableNameLen));
f.setTableName(fromSQLTCHAR(tableName, tableNameLen / sizeof(SQLTCHAR)));
return f;
}