Backport a patch fixing the error return check when loading PSE PIs from
the DT tree in case the pairset property isn't specified.
This patch might be backported upstream in stable.
Signed-off-by: Jonas Jelonek <jelonek.jonas@gmail.com>
Link: https://github.com/openwrt/openwrt/pull/23449
Signed-off-by: Robert Marko <robimarko@gmail.com>
