From d4e05d476f8f8a5d58bbb0593534e5e4c36dcb19 Mon Sep 17 00:00:00 2001
From: Florian Pose <fp@igh-essen.com>
Date: Tue, 3 Jun 2008 13:14:11 +0000
Subject: [PATCH] Abort, if MAJOR number could not be determined.
---
script/init.d/ethercat | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/script/init.d/ethercat b/script/init.d/ethercat
index a6fb98c7..26710160 100755
--- a/script/init.d/ethercat
+++ b/script/init.d/ethercat
@@ -186,6 +186,11 @@ start)
# get dynamic major number
MAJOR=$(awk "\$2==\"EtherCAT\" {print \$1}" /proc/devices)
+ if [ -z "${MAJOR}" ]; then
+ echo "Failed to get device major number!"
+ ${RMMOD} ec_master
+ exit_fail
+ fi
# create character devices
for i in ${MASTER_INDICES}; do
--
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