scripts/kernel-test: put mknod commands in init.sh

Prepare to run the preparation without root rights.

Change-Id: I07648f058ca55515ffc7396598147a03dcfe7976
---
M scripts/kernel-test/initrd-build.sh
M scripts/kernel-test/initrd-init.sh
2 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/scripts/kernel-test/initrd-build.sh b/scripts/kernel-test/initrd-build.sh
index e97ff89..a754d2d 100755
--- a/scripts/kernel-test/initrd-build.sh
+++ b/scripts/kernel-test/initrd-build.sh
@@ -117,11 +117,6 @@
 initrd_add_file \
 	/lib/modules/*/modules.dep
 
-mknod dev/null c 1 3
-
-# Required for osmo-ggsn
-mknod dev/net/tun c 10 200
-
 cp /kernel-test/initrd-init.sh init
 
 # Add project specific files (e.g. osmo-ggsn and gtp kernel module)
diff --git a/scripts/kernel-test/initrd-init.sh b/scripts/kernel-test/initrd-init.sh
index c2d936a..bc3aa59 100755
--- a/scripts/kernel-test/initrd-init.sh
+++ b/scripts/kernel-test/initrd-init.sh
@@ -9,6 +9,11 @@
 
 /bin/busybox --install -s
 
+mknod /dev/null c 1 3
+
+# Required for osmo-ggsn
+mknod /dev/net/tun c 10 200
+
 hostname qemu
 
 mount -t proc proc /proc

