@@ -7,6 +7,7 @@ DOCKER_LOGFILE=${DOCKER_LOGFILE:-/var/log/${SVCNAME}.log}

 DOCKER_PIDFILE=${DOCKER_PIDFILE:-/run/${SVCNAME}.pid}

 DOCKER_BINARY=${DOCKER_BINARY:-/usr/bin/docker}

 DOCKER_OPTS=${DOCKER_OPTS:-}

+UNSHARE_BINARY=${UNSHARE_BINARY:-/usr/bin/unshare}

 start() {

 	checkpath -f -m 0644 -o root:docker "$DOCKER_LOGFILE"

@@ -16,11 +17,12 @@ start() {

 	ebegin "Starting docker daemon"

 	start-stop-daemon --start --background \

-		--exec "$DOCKER_BINARY" \

+		--exec "$UNSHARE_BINARY" \

 		--pidfile "$DOCKER_PIDFILE" \

 		--stdout "$DOCKER_LOGFILE" \

 		--stderr "$DOCKER_LOGFILE" \

-		-- -d -p "$DOCKER_PIDFILE" \

+		-- --mount \

+		-- "$DOCKER_BINARY" -d -p "$DOCKER_PIDFILE" \

 		$DOCKER_OPTS

 	eend $?

 }

@@ -30,6 +30,7 @@ DOCKER_SSD_PIDFILE=/var/run/$BASE-ssd.pid

 DOCKER_LOGFILE=/var/log/$BASE.log

 DOCKER_OPTS=

 DOCKER_DESC="Docker"

+UNSHARE=${UNSHARE:-/usr/bin/unshare}

 # Get lsb functions

 . /lib/lsb/init-functions

@@ -99,11 +100,11 @@ case "$1" in

 		log_begin_msg "Starting $DOCKER_DESC: $BASE"

 		start-stop-daemon --start --background \

 			--no-close \

-			--exec "$DOCKER" \

+			--exec "$UNSHARE" \

 			--pidfile "$DOCKER_SSD_PIDFILE" \

 			--make-pidfile \

-			-- \

-				-d -p "$DOCKER_PIDFILE" \

+			-- --mount \

+			-- "$DOCKER" -d -p "$DOCKER_PIDFILE" \

 				$DOCKER_OPTS \

 					>> "$DOCKER_LOGFILE" 2>&1

 		log_end_msg $?

@@ -37,7 +37,7 @@ script

 	if [ -f /etc/default/$UPSTART_JOB ]; then

 		. /etc/default/$UPSTART_JOB

 	fi

-	exec "$DOCKER" -d $DOCKER_OPTS

+	exec unshare -m -- "$DOCKER" -d $DOCKER_OPTS

 end script

 # Don't emit "started" event until docker.sock is ready.