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resolve: fix CID#1237549 Unchecked return value

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Susant Sahani 2014-11-11 13:36:32 +05:30 committed by David Herrmann
parent 9593d9d9d5
commit 0c9eefb7e3
1 changed files with 2 additions and 2 deletions
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4
src/resolve/resolved-dns-scope.c
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@ -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;