3 files changed, 6 insertions, 4 deletions

diff --git a/include/net/scm.h b/include/net/scm.h
index 079d7887dac1..7dc0854f0b38 100644
--- a/include/net/scm.h
+++ b/include/net/scm.h
@@ -70,9 +70,11 @@ static __inline__ void scm_destroy(struct scm_cookie *scm)
 }
 
 static __inline__ int scm_send(struct socket *sock, struct msghdr *msg,
-                               struct scm_cookie *scm)
+                               struct scm_cookie *scm, bool forcecreds)
 {
         memset(scm, 0, sizeof(*scm));
+        if (forcecreds)
+                scm_set_cred(scm, task_tgid(current), current_cred());
         unix_get_peersec_dgram(sock, scm);
         if (msg->msg_controllen <= 0)
                 return 0;
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 5463969da45b..1445d73533ed 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1362,7 +1362,7 @@ static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock,
         if (NULL == siocb->scm)
                 siocb->scm = &scm;
 
-        err = scm_send(sock, msg, siocb->scm);
+        err = scm_send(sock, msg, siocb->scm, true);
         if (err < 0)
                 return err;
 
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index e4768c180da2..c5ee4ff61364 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -1450,7 +1450,7 @@ static int unix_dgram_sendmsg(struct kiocb *kiocb, struct socket *sock,
         if (NULL == siocb->scm)
                 siocb->scm = &tmp_scm;
         wait_for_unix_gc();
-        err = scm_send(sock, msg, siocb->scm);
+        err = scm_send(sock, msg, siocb->scm, false);
         if (err < 0)
                 return err;
 
@@ -1619,7 +1619,7 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock,
         if (NULL == siocb->scm)
                 siocb->scm = &tmp_scm;
         wait_for_unix_gc();
-        err = scm_send(sock, msg, siocb->scm);
+        err = scm_send(sock, msg, siocb->scm, false);
         if (err < 0)
                 return err;