From eec0203c143a0b5a7e4cd7fac4350e7fe69f3e9f Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Sun, 23 Nov 2008 18:09:50 +0100
Subject: Adding a panic message when we netboot and have no supported network
 device (Closes: #496684).

---
 scripts/live | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'scripts')

diff --git a/scripts/live b/scripts/live
index d399d87..9c75f74 100755
--- a/scripts/live
+++ b/scripts/live
@@ -692,6 +692,14 @@ do_netmount ()
 	[ -z ${HOSTNAME} ] && HOSTNAME=${OLDHOSTNAME}
 	export HOSTNAME
 
+	# Check if we have a network device at all
+	if ! ls /sys/class/net/eth0 > /dev/null 2>&1 && \
+	   ! ls /sys/class/net/wlan0 > /dev/null 2>&1 && \
+	   ! ls /sys/class/net/ath0 > /dev/null 2>&1
+	then
+		panic "No supported network device found, maybe a non-mainline driver is required."
+	fi
+
 	if [ "${NFSROOT}" = "auto" ]
 	then
 		NFSROOT=${ROOTSERVER}:${ROOTPATH}
-- 
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