CIFSSMBFlush(const int xid, struct cifs_tcon *tcon, int smb_file_id)
{
	int rc = 0;
	FLUSH_REQ *pSMB = NULL;
	cFYI(1, "In CIFSSMBFlush");

	rc = small_smb_init(SMB_COM_FLUSH, 1, tcon, (void **) &pSMB);
	if (rc)
		return rc;

	pSMB->FileID = (__u16) smb_file_id;
	pSMB->ByteCount = 0;
	rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *) pSMB, 0);
	cifs_stats_inc(&tcon->num_flushes);
	if (rc)
		cERROR(1, "Send error in Flush = %d", rc);

	return rc;
}

This weakness involves numeric computation errors, such as integer overflows, underflows, or precision losses, which can lead to miscalculations and exploitable behaviors in software.