[source] base-files: remove dead code

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/?p=source.git;a=commitdiff;h=877168993a654027acc72c76c8a9d81473520fdb

commit 877168993a654027acc72c76c8a9d81473520fdb
Author: Daniel Golle <daniel at makrotopia.org>
AuthorDate: Tue Aug 2 15:38:46 2016 +0200

    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 at makrotopia.org>
---
 package/base-files/files/etc/init.d/boot | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/package/base-files/files/etc/init.d/boot b/package/base-files/files/etc/init.d/boot
index ccd0afe..4a2010c 100755
--- a/package/base-files/files/etc/init.d/boot
+++ b/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
-	}
 }