Bug #29687 mysql_stmt_store_result memory leak in libmysqld
In embedded server we use result->alloc to store field data for the result, but we didn't clean the result->alloc if the query returned an empty recordset. Cleaning for the empty recordset enabled
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@ -4945,7 +4945,7 @@ static my_bool reset_stmt_handle(MYSQL_STMT *stmt, uint flags)
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Reset stored result set if so was requested or it's a part
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of cursor fetch.
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*/
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if (result->data && (flags & RESET_STORE_RESULT))
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if (flags & RESET_STORE_RESULT)
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{
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/* Result buffered */
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free_root(&result->alloc, MYF(MY_KEEP_PREALLOC));
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