X-Git-Url: https://git.grml.org/?a=blobdiff_plain;f=scripts%2Flive-bottom%2F43disable_updateinitramfs;h=0a6c7c0b1530d3d7acb031036366322d1f5d3e3e;hb=932d2cf46ff25194e5daec19c85f2669e239119a;hp=dab22909f01faaf6fa65d3c47cd6f28131abb504;hpb=20b64e6e2a68d1f03d4029dec4021707783bfda9;p=live-boot-grml.git

diff --git a/scripts/live-bottom/43disable_updateinitramfs b/scripts/live-bottom/43disable_updateinitramfs
index dab2290..0a6c7c0 100755
--- a/scripts/live-bottom/43disable_updateinitramfs
+++ b/scripts/live-bottom/43disable_updateinitramfs
@@ -30,10 +30,12 @@ chroot /root dpkg-divert --add --rename --quiet \
 	/usr/sbin/update-initramfs
 
 # Running off a USB disk or other writable media.
-if [ -w /cdrom ]
+if [ -w /root/cdrom ] && \
+   # rw is guaranteed to be first.
+   grep -q ' /root/cdrom rw[, ]' /proc/self/mountinfo
 then
 
-cat > /root/usr/sbin/update-initramfs << EOF
+cat > /root/usr/sbin/update-initramfs << 'EOF'
 #!/bin/sh
 
 update-initramfs.distrib "$@"