From ad3cb316b3fa1b97415b1d1691650a367095d598 Mon Sep 17 00:00:00 2001
From: Poul-Henning Kamp <phk@FreeBSD.org>
Date: Tue, 7 Oct 2003 09:29:59 +0000
Subject: [PATCH] Autoload kernel module if necessary.

Submitted by:	mr
---
 sbin/gbde/gbde.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/sbin/gbde/gbde.c b/sbin/gbde/gbde.c
index 237b27213b0a..c0786a72f319 100644
--- a/sbin/gbde/gbde.c
+++ b/sbin/gbde/gbde.c
@@ -53,7 +53,10 @@
 #include <sys/stat.h>
 #include <crypto/rijndael/rijndael.h>
 #include <crypto/sha2/sha2.h>
+#include <sys/param.h>
+#include <sys/linker.h>
 
+#define GBDEMOD "geom_bde"
 #define KASSERT(foo, bar) do { if(!(foo)) { warn bar ; exit (1); } } while (0)
 
 #include <geom/geom.h>
@@ -669,6 +672,12 @@ main(int argc, char **argv)
 	if (argc < 3)
 		usage("Too few arguments\n");
 
+       if ((i = kldfind(GBDEMOD)) < 0) {
+               /* need to load the gbde module */
+               if (kldload(GBDEMOD) < 0 || kldfind(GBDEMOD) < 0) {
+                       usage(GBDEMOD ": Kernel module not available");
+               }
+       }
 	doopen = 0;
 	if (!strcmp(argv[1], "attach")) {
 		action = ACT_ATTACH;