prev_dest=""
# This sort will ensure that a source /a comes right before a source
# /a/b so we only need to look at the previous source
- sort -k2 -b ${custom_mounts} |
+ [ -e ${custom_mounts} ] && sort -k2 -b ${custom_mounts} |
while read device source dest options
do
if echo ${source} | grep -qe "^${prev_source}\(/.*\)\?$"