1 files changed, 4 insertions, 1 deletions

diff --git a/net/can/raw.c b/net/can/raw.c
index 69877b8e7e9c..6e0663faaf9f 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -210,7 +210,7 @@ static int raw_notifier(struct notifier_block *nb,
         struct raw_sock *ro = container_of(nb, struct raw_sock, notifier);
         struct sock *sk = &ro->sk;
 
-        if (dev_net(dev) != &init_net)
+        if (!net_eq(dev_net(dev), &init_net))
                 return NOTIFY_DONE;
 
         if (dev->type != ARPHRD_CAN)
@@ -632,6 +632,9 @@ static int raw_sendmsg(struct kiocb *iocb, struct socket *sock,
         } else
                 ifindex = ro->ifindex;
 
+        if (size != sizeof(struct can_frame))
+                return -EINVAL;
+
         dev = dev_get_by_index(&init_net, ifindex);
         if (!dev)
                 return -ENXIO;