From 421208e1626d47fb5dc0cc629adcce4ae483dde1 Mon Sep 17 00:00:00 2001
From: wiz <wiz@NetBSD.org>
Date: Sun, 7 Apr 2013 18:50:33 +0000
Subject: [PATCH] Add detach support. From martin@. "Works for me."

Addresses PR 44283.
---
 sys/dev/scsipi/ses.c | 31 +++++++++++++++++++++++++++----
 1 file changed, 27 insertions(+), 4 deletions(-)

diff --git a/sys/dev/scsipi/ses.c b/sys/dev/scsipi/ses.c
index cd627460f2e3..46683bf99a95 100644
--- a/sys/dev/scsipi/ses.c
+++ b/sys/dev/scsipi/ses.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: ses.c,v 1.44 2012/10/27 17:18:38 chs Exp $ */
+/*	$NetBSD: ses.c,v 1.45 2013/04/07 18:50:33 wiz Exp $ */
 /*
  * Copyright (C) 2000 National Aeronautics & Space Administration
  * All rights reserved.
@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ses.c,v 1.44 2012/10/27 17:18:38 chs Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ses.c,v 1.45 2013/04/07 18:50:33 wiz Exp $");
 
 #include "opt_scsi.h"
 
@@ -168,10 +168,11 @@ struct ses_softc {
 
 static int ses_match(device_t, cfdata_t, void *);
 static void ses_attach(device_t, device_t, void *);
+static int ses_detach(device_t, int);
 static enctyp ses_device_type(struct scsipibus_attach_args *);
 
 CFATTACH_DECL_NEW(ses, sizeof (struct ses_softc),
-    ses_match, ses_attach, NULL, NULL);
+    ses_match, ses_attach, ses_detach, NULL);
 
 extern struct cfdriver ses_cd;
 
@@ -276,7 +277,6 @@ ses_attach(device_t parent, device_t self, void *aux)
 	printf("\n%s: %s\n", device_xname(softc->sc_dev), tname);
 }
 
-
 static enctyp
 ses_device_type(struct scsipibus_attach_args *sa)
 {
@@ -810,6 +810,29 @@ ses_softc_init(ses_softc_t *ssc, int doinit)
 	return (ses_getconfig(ssc));
 }
 
+static int
+ses_detach(device_t self, int flags)
+{
+	struct ses_softc *ssc = device_private(self);
+	struct sscfg *cc = ssc->ses_private;
+
+	if (ssc->ses_objmap) {
+		SES_FREE(ssc->ses_objmap, (nobj * sizeof (encobj)));
+	}
+	if (cc != NULL) {
+		if (cc->ses_typidx) {
+			SES_FREE(cc->ses_typidx,
+			    (nobj * sizeof (struct typidx)));
+		}
+		if (cc->ses_eltmap) {
+			SES_FREE(cc->ses_eltmap, ntype);
+		}
+		SES_FREE(cc, sizeof (struct sscfg));
+	}
+
+	return 0;
+}
+
 static int
 ses_init_enc(ses_softc_t *ssc)
 {