tree-wide: use CMSG_SPACE() (and not CMSG_LEN()) to allocate control buffers

[thirdparty/systemd.git] / src / resolve / resolved-manager.c

diff --git a/src/resolve/resolved-manager.c b/src/resolve/resolved-manager.c
index 1849fc1b1d9f131249d454a3a8fe39bdf4a78025..69630cf49d31c3bd1be3c0669eb8dedf2e9becc4 100644 (file)
--- a/src/resolve/resolved-manager.c
+++ b/src/resolve/resolved-manager.c
@@ -962,10 +962,10 @@ static int manager_ipv4_send(
                 struct in_pktinfo *pi;
 
                 mh.msg_control = &control;
-                mh.msg_controllen = CMSG_LEN(sizeof(struct in_pktinfo));
+                mh.msg_controllen = sizeof(control);
 
                 cmsg = CMSG_FIRSTHDR(&mh);
-                cmsg->cmsg_len = mh.msg_controllen;
+                cmsg->cmsg_len = CMSG_LEN(sizeof(struct in_pktinfo));
                 cmsg->cmsg_level = IPPROTO_IP;
                 cmsg->cmsg_type = IP_PKTINFO;
 
@@ -1021,10 +1021,10 @@ static int manager_ipv6_send(
                 struct in6_pktinfo *pi;
 
                 mh.msg_control = &control;
-                mh.msg_controllen = CMSG_LEN(sizeof(struct in6_pktinfo));
+                mh.msg_controllen = sizeof(control);
 
                 cmsg = CMSG_FIRSTHDR(&mh);
-                cmsg->cmsg_len = mh.msg_controllen;
+                cmsg->cmsg_len = CMSG_LEN(sizeof(struct in6_pktinfo));
                 cmsg->cmsg_level = IPPROTO_IPV6;
                 cmsg->cmsg_type = IPV6_PKTINFO;