base-files: remove dead code

/etc/init.d/boot tried to create /dev/root based on the kernel's
cmdline which won't work on any recent targets. Remove that code now
that fstools can detect the mounted rootfs based on
/proc/self/mountinfo and /dev/root was long gone anyway.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

package/base-files/files/etc/init.d/boot

@@ -52,10 +52,4 @@ boot() {
 	
 	# temporary hack until configd exists
 	/sbin/reload_config
-
-	# create /dev/root if it doesn't exist
-	[ -e /dev/root -o -h /dev/root ] || {
-		rootdev=$(awk 'BEGIN { RS=" "; FS="="; } $1 == "root" { print $2 }' < /proc/cmdline)
-		[ -n "$rootdev" ] && ln -s "$rootdev" /dev/root
-	}
 }