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-rw-r--r--net/can/bcm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/can/bcm.c b/net/can/bcm.c
index e32af52238a2..629ad1debe81 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -1478,6 +1478,9 @@ static int bcm_connect(struct socket *sock, struct sockaddr *uaddr, int len,
struct sock *sk = sock->sk;
struct bcm_sock *bo = bcm_sk(sk);
+ if (len < sizeof(*addr))
+ return -EINVAL;
+
if (bo->bound)
return -EISCONN;