From 7e646c80d7573bc4791b268a8dee472f11c33ff1 Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Sat, 10 Feb 2024 09:32:31 -0800 Subject: [PATCH] netlink: display information from missing type extack The kernel will now send missing type information in error response. Print it if present. Signed-off-by: Stephen Hemminger Signed-off-by: David Ahern --- lib/libnetlink.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/lib/libnetlink.c b/lib/libnetlink.c index 016482294..e2b284e69 100644 --- a/lib/libnetlink.c +++ b/lib/libnetlink.c @@ -111,6 +111,10 @@ int nl_dump_ext_ack(const struct nlmsghdr *nlh, nl_ext_ack_fn_t errfn) err_nlh = &err->msg; } + if (tb[NLMSGERR_ATTR_MISS_TYPE]) + fprintf(stderr, "Missing required attribute type %u\n", + mnl_attr_get_u32(tb[NLMSGERR_ATTR_MISS_TYPE])); + if (errfn) return errfn(msg, off, err_nlh); -- 2.47.3