netdev - [PATCH iproute2] tuntap: add missing brackets to json output

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Message-ID: <20251123165345.7131-1-stephen@networkplumber.org>
Date: Sun, 23 Nov 2025 08:53:06 -0800
From: Stephen Hemminger <stephen@...workplumber.org>
To: netdev@...r.kernel.org
Cc: Stephen Hemminger <stephen@...workplumber.org>,
	Zhengyi Fu <i@...y.me>
Subject: [PATCH iproute2] tuntap: add missing brackets to json output

The set of processes attached to tuntap are displayed
as JSON array, but was missing the inner brackets to
allow for multiple processes.

Fixes: 689bef5dc97a ("tuntap: support JSON output")
Reported-by: Zhengyi Fu <i@...y.me>
Signed-off-by: Stephen Hemminger <stephen@...workplumber.org>
---
 ip/iptuntap.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ip/iptuntap.c b/ip/iptuntap.c
index b7018a6f..6718ec6c 100644
--- a/ip/iptuntap.c
+++ b/ip/iptuntap.c
@@ -314,6 +314,7 @@ static void show_processes(const char *name)
 				   !strcmp(name, value)) {
 				SPRINT_BUF(pname);
 
+				open_json_object(NULL);
 				if (get_task_name(pid, pname, sizeof(pname)))
 					print_string(PRINT_ANY, "name",
 						     "%s", "<NULL>");
@@ -322,6 +323,7 @@ static void show_processes(const char *name)
 						     "%s", pname);
 
 				print_uint(PRINT_ANY, "pid", "(%d)", pid);
+				close_json_object();
 			}
 
 			free(key);
-- 
2.51.0