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Subject[PATCH 5.8 064/186] gtp: add GTPA_LINK info to msg sent to userspace
Date
From: Nicolas Dichtel <nicolas.dichtel@6wind.com>

[ Upstream commit b274e47d9e3f4dcd4ad4028a316ec22dc4533ac7 ]

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@6wind.com>
Tested-by: Gabriel Ganne <gabriel.ganne@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/gtp.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c
index 21640a035d7df..8e47d0112e5dc 100644
--- a/drivers/net/gtp.c
+++ b/drivers/net/gtp.c
@@ -1179,6 +1179,7 @@ static int gtp_genl_fill_info(struct sk_buff *skb, u32 snd_portid, u32 snd_seq,
goto nlmsg_failure;

if (nla_put_u32(skb, GTPA_VERSION, pctx->gtp_version) ||
+ nla_put_u32(skb, GTPA_LINK, pctx->dev->ifindex) ||
nla_put_be32(skb, GTPA_PEER_ADDRESS, pctx->peer_addr_ip4.s_addr) ||
nla_put_be32(skb, GTPA_MS_ADDRESS, pctx->ms_addr_ip4.s_addr))
goto nla_put_failure;
--
2.25.1


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