From 2f905e821e0342c36f5a5d3a51d53aabccc800bd Mon Sep 17 00:00:00 2001

From: Tom Gundersen <teg@jklm.no>

Date: Thu, 18 Sep 2014 23:37:07 +0200

Subject: [PATCH] timesyncd: check return of setting IP_TOS

Fonud by Coverity. Fixes CID #1237534.

---

 src/timesync/timesyncd-manager.c | 4 +++-

 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/timesync/timesyncd-manager.c b/src/timesync/timesyncd-manager.c

index a5678ccaed..46f8bd6d81 100644

--- a/src/timesync/timesyncd-manager.c

+++ b/src/timesync/timesyncd-manager.c

@@ -721,7 +721,9 @@ static int manager_listen_setup(Manager *m) {

         if (r < 0)

                 return -errno;

-        setsockopt(m->server_socket, IPPROTO_IP, IP_TOS, &tos, sizeof(tos));

+        r = setsockopt(m->server_socket, IPPROTO_IP, IP_TOS, &tos, sizeof(tos));

+        if (r < 0)

+                return -errno;

         return sd_event_add_io(m->event, &m->event_receive, m->server_socket, EPOLLIN, manager_receive_response, m);

 }