X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=blobdiff_plain;f=target%2Flinux%2Fipq806x%2Fbase-files%2Flib%2Fupgrade%2Flinksys.sh;fp=target%2Flinux%2Fipq806x%2Fbase-files%2Flib%2Fupgrade%2Flinksys.sh;h=29f476345118298801e6e6ff07df7ddf6d33b371;hp=22771278ce1a13fbcd169bd9a7ef17a4c9569d93;hb=5fb51d4516d27dcf72d2a1592abba922259ec8e5;hpb=25382dff8584ffc70917e9f693681fb7d9c06826

diff --git a/target/linux/ipq806x/base-files/lib/upgrade/linksys.sh b/target/linux/ipq806x/base-files/lib/upgrade/linksys.sh
index 22771278ce..29f4763451 100644
--- a/target/linux/ipq806x/base-files/lib/upgrade/linksys.sh
+++ b/target/linux/ipq806x/base-files/lib/upgrade/linksys.sh
@@ -44,10 +44,6 @@ linksys_get_target_firmware() {
 	esac
 }
 
-linksys_get_root_magic() {
-	(get_image "$@" | dd skip=786432 bs=4 count=1 | hexdump -v -n 4 -e '1/1 "%02x"') 2>/dev/null
-}
-
 platform_do_upgrade_linksys() {
 	local magic_long="$(get_magic_long "$1")"
 
@@ -101,18 +97,6 @@ platform_do_upgrade_linksys() {
 		nand_upgrade_tar "$1"
 	}
 	[ "$magic_long" = "27051956" ] && {
-		# check firmwares' rootfs types
-		local oldroot="$(linksys_get_root_magic $target_mtd)"
-		local newroot="$(linksys_get_root_magic "$1")"
-
-		if [ "$newroot" = "55424923" -a "$oldroot" = "55424923" ]
-		# we're upgrading from a firmware with UBI to one with UBI
-		then
-			# erase everything to be safe
-			mtd erase $part_label
-			get_image "$1" | mtd -n write - $part_label
-		else
-			get_image "$1" | mtd write - $part_label
-		fi
+		get_image "$1" | mtd write - $part_label
 	}
 }