[Buildroot] [PATCH 2/2] package/libupnp18: add upstream patch to fix runtime crash with musl

[Peter Korsgaard]

>>>>> "Jörg" == Jörg Krause <joerg.krause at embedded.rocks> writes:

 > Applications build with a musl 1.1.20+ toolchain and linked with libupnpp will
 > crash at runtime with `Illegal instruction` as musl is more strict with
 > trying to detach an already detached thread resulting in undefined
 > behaviour.

 > Upstream status:
 > https://github.com/mrjimenez/pupnp/issues/102

 > Backported from:
 > https://github.com/mrjimenez/pupnp/commit/04b454f693d0c71336252380d08f1d02967e133e

 > Signed-off-by: Jörg Krause <joerg.krause at embedded.rocks>

Committed to 2019.02.x, thanks.

-- 
Bye, Peter Korsgaard