From: Nicolas Dichtel <nicolas.dichtel(a)6wind.com>
Date: Tue, 25 Aug 2020 14:59:40 +0200
During a dump, this attribute is essential, it enables
the userspace to
know on which interface the context is linked to.
Fixes: 459aa660eb1d ("gtp: add initial driver for datapath of GPRS Tunneling
Protocol (GTP-U)")
Signed-off-by: Nicolas Dichtel <nicolas.dichtel(a)6wind.com>
Tested-by: Gabriel Ganne <gabriel.ganne(a)6wind.com>
Applied and queued up for -stable, thank you.