1 files changed, 3 insertions, 1 deletions

diff --git a/debian/openssh-server.preinst b/debian/openssh-server.preinst
index 2c2e2687c..866cf8b1a 100644
--- a/debian/openssh-server.preinst
+++ b/debian/openssh-server.preinst
@@ -13,10 +13,11 @@ prepare_transfer_conffile () {
         CONFFILE="$1"
         TEXT="$2"
         MODE="$3"
+        [ "$CONFFILES" ] || return 0
         [ -e "$CONFFILE" ] || return 0
 
         md5sum="$(md5sum "$CONFFILE" |sed -e 's/ .*//')"
-        old_md5sum="$(sed -n -e "/^Conffiles:/,/^[^ ]/{\\' $CONFFILE'{s/^ [^ ]* //;s/ .*//;p}}" /var/lib/dpkg/status)"
+        old_md5sum="$(echo "$CONFFILES" | awk '$1 == "'"$CONFFILE"'" { print $2 }')"
         if [ "$md5sum" = "$old_md5sum" ]; then
                 echo >&2 "Transferring ownership of conffile $CONFFILE ..."
                 # We have to write out the desired new text of the conffile,
@@ -111,6 +112,7 @@ EOF
   fi
 
   if dpkg --compare-versions "$version" lt 0; then
+    CONFFILES="$(dpkg-query -W -f '${Conffiles}\n' ssh | sed 's/^ *//')"
     prepare_transfer_conffile /etc/default/ssh "$ETC_DEFAULT_SSH" 0644
     prepare_transfer_conffile /etc/init.d/ssh "$ETC_INIT_D_SSH" 0755
     prepare_transfer_conffile /etc/pam.d/ssh "$ETC_PAM_D_SSH" 0644