[Buildroot] [PATCH] package/dropbear: fix when readlink is busybox'

[Peter Korsgaard <peter@korsgaard.com>]

>>>>> "Yann" == Yann E MORIN <yann.morin.1998@free.fr> writes:

 > Busybox' "readlink -f" does not canonicalise paths when the target is
 > missing, while coreutils do.

 > Fix that by:
 >   - making an absolute symlink
 >   - dropping "-f" when calling readlink

 > Fixes #8276.

Committed, thanks.

 > --- a/package/dropbear/S50dropbear
 > +++ b/package/dropbear/S50dropbear
 > @@ -18,7 +18,7 @@ start() {
 >  	#   - the filesystem is RW (i.e. we can rm the symlink),
 >  	#     replace the symlink with an actual directory
 >  	if [ -L /etc/dropbear \
 > -	     -a "$(readlink -f /etc/dropbear)" = "/var/run/dropbear" ]
 > +	     -a "$(readlink /etc/dropbear)" = "/var/run/dropbear" ]
 >  	then
 >  		if rm -f /etc/dropbear; then
 >  			mkdir -p /etc/dropbear

Looking at the recent changes to S50dropbear, isn't it quite noisy with
a RO rootfs? I would imagine those rm and mkdir calls complain with
RO. Perhaps we should add 2>/dev/null to them?

-- 
Bye, Peter Korsgaard