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-rw-r--r--net/netlink/af_netlink.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index c48b0f49..5890210 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1242,6 +1242,9 @@ static int netlink_recvmsg(struct kiocb *kiocb, struct socket *sock,
scm_recv(sock, msg, siocb->scm, flags);
+ if (flags & MSG_TRUNC)
+ copied = skb->len;
+
out:
netlink_rcv_wake(sk);
return err ? : copied;
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