From: Susant Sahani <susant@redhat.com>
Date: Tue, 11 Nov 2014 08:06:32 +0000 (+0530)
Subject: resolve: fix CID#1237549 Unchecked return value
X-Git-Tag: v218~428
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=0c9eefb7e3a39db832313b8411a4dcb9fdfe3607

resolve: fix CID#1237549 Unchecked return value
---

diff --git a/src/resolve/resolved-dns-scope.c b/src/resolve/resolved-dns-scope.c
index 1664b1328..fd4f5f7e3 100644
--- a/src/resolve/resolved-dns-scope.c
+++ b/src/resolve/resolved-dns-scope.c
@@ -386,7 +386,7 @@ int dns_scope_llmnr_membership(DnsScope *s, bool b) {
                  * one. This is necessary on some devices, such as
                  * veth. */
                 if (b)
-                        setsockopt(fd, IPPROTO_IP, IP_DROP_MEMBERSHIP, &mreqn, sizeof(mreqn));
+                        (void)setsockopt(fd, IPPROTO_IP, IP_DROP_MEMBERSHIP, &mreqn, sizeof(mreqn));
 
                 if (setsockopt(fd, IPPROTO_IP, b ? IP_ADD_MEMBERSHIP : IP_DROP_MEMBERSHIP, &mreqn, sizeof(mreqn)) < 0)
                         return -errno;
@@ -402,7 +402,7 @@ int dns_scope_llmnr_membership(DnsScope *s, bool b) {
                         return fd;
 
                 if (b)
-                        setsockopt(fd, IPPROTO_IPV6, IPV6_DROP_MEMBERSHIP, &mreq, sizeof(mreq));
+                        (void)setsockopt(fd, IPPROTO_IPV6, IPV6_DROP_MEMBERSHIP, &mreq, sizeof(mreq));
 
                 if (setsockopt(fd, IPPROTO_IPV6, b ? IPV6_ADD_MEMBERSHIP : IPV6_DROP_MEMBERSHIP, &mreq, sizeof(mreq)) < 0)
                         return -errno;