From: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Date: Thu, 5 Dec 2019 17:19:06 +0000 (+0100)
Subject: networkd: check return value
X-Git-Tag: v245-rc1~261^2~8
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=14bb274d3fddd645568c2eb679743ed8529024ee;p=thirdparty%2Fsystemd.git

networkd: check return value

CID 1408497.
---

diff --git a/src/network/networkd-brvlan.c b/src/network/networkd-brvlan.c
index 970065d32ad..41f09287f2b 100644
--- a/src/network/networkd-brvlan.c
+++ b/src/network/networkd-brvlan.c
@@ -180,7 +180,9 @@ int br_vlan_configure(Link *link, uint16_t pvid, uint32_t *br_vid_bitmap, uint32
         /* master needs flag self */
         if (!link->network->bridge) {
                 flags = BRIDGE_FLAGS_SELF;
-                sd_netlink_message_append_data(req, IFLA_BRIDGE_FLAGS, &flags, sizeof(uint16_t));
+                r = sd_netlink_message_append_data(req, IFLA_BRIDGE_FLAGS, &flags, sizeof(uint16_t));
+                if (r < 0)
+                        return log_link_error_errno(link, r, "Could not open IFLA_BRIDGE_FLAGS: %m");
         }
 
         /* add vlan info */