$(CP) was defined as `cp -fpR' since the very begining of OpenWrt build
system (2006-06-22). The -R option should be enough and base packages
use only $(CP) for the same purposes just fine and BSD manual of cp also
discourages the use of `-r' option. So let's just tidy up the usage now.
Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>
reported in forum:
https://forum.openwrt.org/viewtopic.php?id=59137
issue was discovered and fixed already in buildroot
git commit id: f5e4ca10220e2325d3a34c0a423388e40b27dbdf
Signed-off-by: Dirk Neukirchen <dirkneukirchen@web.de>
