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From: Guillaume Nault <gnault@redhat.com>
To: David Ahern <dsahern@gmail.com>
Cc: netdev@vger.kernel.org, Nicolas Dichtel <nicolas.dichtel@6wind.com>
Subject: [PATCH iproute2-next 4/5] ipnetns: don't print unassigned nsid in json export
Date: Fri, 8 Nov 2019 18:00:18 +0100	[thread overview]
Message-ID: <d01111c517a07dbb07f1280c0a7055218b1fcf43.1573231189.git.gnault@redhat.com> (raw)
In-Reply-To: <cover.1573231189.git.gnault@redhat.com>

Don't output the nsid and current-nsid json keys if they're not set.
Otherwise a parser would have to special case the "not-assigned"
string.

Signed-off-by: Guillaume Nault <gnault@redhat.com>
---
 ip/ipnetns.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/ip/ipnetns.c b/ip/ipnetns.c
index 77531d6c..4eb4a09a 100644
--- a/ip/ipnetns.c
+++ b/ip/ipnetns.c
@@ -329,15 +329,15 @@ int print_nsid(struct nlmsghdr *n, void *arg)
 
 	nsid = rta_getattr_s32(tb[NETNSA_NSID]);
 	if (nsid < 0)
-		print_string(PRINT_ANY, "nsid", "nsid %s ", "not-assigned");
+		print_string(PRINT_FP, NULL, "nsid unassigned ", NULL);
 	else
 		print_int(PRINT_ANY, "nsid", "nsid %d ", nsid);
 
 	if (tb[NETNSA_CURRENT_NSID]) {
 		current = rta_getattr_s32(tb[NETNSA_CURRENT_NSID]);
 		if (current < 0)
-			print_string(PRINT_ANY, "current-nsid",
-				     "current-nsid %s ", "not-assigned");
+			print_string(PRINT_FP, NULL,
+				     "current-nsid unassigned ", NULL);
 		else
 			print_int(PRINT_ANY, "current-nsid",
 				  "current-nsid %d ", current);
-- 
2.21.0


  parent reply	other threads:[~2019-11-08 17:00 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-08 17:00 [PATCH iproute2-next 0/5] ipnetns: cleanup and harden processing of netns ids Guillaume Nault
2019-11-08 17:00 ` [PATCH iproute2-next 1/5] ipnetns: treat NETNSA_NSID and NETNSA_CURRENT_NSID as signed Guillaume Nault
2019-11-08 17:00 ` [PATCH iproute2-next 2/5] ipnetns: fix misleading comment about 'ip monitor nsid' Guillaume Nault
2019-11-08 17:00 ` [PATCH iproute2-next 3/5] ipnetns: harden helper functions wrt. negative netns ids Guillaume Nault
2019-11-08 17:00 ` Guillaume Nault [this message]
2019-11-08 17:00 ` [PATCH iproute2-next 5/5] ipnetns: remove blank lines printed by invarg() messages Guillaume Nault
2019-11-09  1:36 ` [PATCH iproute2-next 0/5] ipnetns: cleanup and harden processing of netns ids David Ahern

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