From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 19 Dec 2015 11:28:42 +0000 (+0000)
Subject: base-files: cleanup mtd_get_mac_binary hexdump
X-Git-Tag: reboot~1124
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=0936f5b0e0f30c8f07f78cb8e7f184f9d1bde86a;p=openwrt%2Fstaging%2Fchunkeey.git

base-files: cleanup mtd_get_mac_binary hexdump

Remove usage of dd, as per request from Yousong Zhou.
<https://lists.openwrt.org/pipermail/openwrt-devel/2015-December/037743.html>

Signed-off-by: Chris R Blake <chrisrblake93@gmail.com>

SVN-Revision: 47949
---

diff --git a/package/base-files/files/lib/functions/system.sh b/package/base-files/files/lib/functions/system.sh
index 03d71277b0..35f6d10fdb 100644
--- a/package/base-files/files/lib/functions/system.sh
+++ b/package/base-files/files/lib/functions/system.sh
@@ -38,7 +38,7 @@ mtd_get_mac_binary() {
 		return
 	fi
 
-	dd bs=1 skip=$offset count=6 if=$part 2>/dev/null | hexdump -v -n 6 -e '5/1 "%02x:" 1/1 "%02x"'
+	hexdump -v -n 6 -s $offset -e '5/1 "%02x:" 1/1 "%02x"' $part 2>/dev/null
 }
 
 mtd_get_mac_binary_ubi() {