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

/* do not retry on dead session on close */
	rc = small_smb_init(SMB_COM_CLOSE, 3, tcon, (void **) &pSMB);
	if (rc == -EAGAIN)
		return 0;
	if (rc)
		return rc;

	pSMB->FileID = (__u16) smb_file_id;
	pSMB->LastWriteTime = 0xFFFFFFFF;
	pSMB->ByteCount = 0;
	rc = SendReceiveNoRsp(xid, tcon->ses, (struct smb_hdr *) pSMB, 0);
	cifs_stats_inc(&tcon->num_closes);
	if (rc) {
		if (rc != -EINTR) {
			/* EINTR is expected when user ctl-c to kill app */
			cERROR(1, "Send error in Close = %d", rc);
		}
	}

	/* Since session is dead, file will be closed on server already */
	if (rc == -EAGAIN)
		rc = 0;

	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.