edac-fake-inject: Check if the Kernel supports error injection

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/contrib/edac-fake-inject b/contrib/edac-fake-inject
index 57a4286b308bd1703fcebc14bbcaa7d596fbc1f1..e0bbae7e835d2596d9f724d49705edc391270419 100755 (executable)
--- a/contrib/edac-fake-inject
+++ b/contrib/edac-fake-inject
@@ -4,6 +4,12 @@ MC="$(ls -d /sys/devices/system/edac/mc/mc? |sed -e s,.*/mc,,)"
 
 SYSFS="$(cat /proc/mounts|grep debugfs|cut -d' ' -f 2)"
 
+if [ ! -e $SYSFS/edac/ ]; then
+       echo "$SYSFS/edac not found."
+       echo " It seems that your Kernel was not compiled with CONFIG_EDAC_DEBUG.";
+       exit -1;
+fi
+
 for i in $MC; do
        LAYER1=$(cat /sys/devices/system/edac/mc/mc$i/max_location |cut -d ' ' -f 1)
        LAYER2=$(cat /sys/devices/system/edac/mc/mc$i/max_location |cut -d ' ' -f 3)