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Diffstat (limited to 'net/can/bcm.c')
-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 9d5e8accfab1..092dc88a7c64 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -1256,6 +1256,9 @@ static int bcm_sendmsg(struct kiocb *iocb, struct socket *sock,
struct sockaddr_can *addr =
(struct sockaddr_can *)msg->msg_name;
+ if (msg->msg_namelen < sizeof(*addr))
+ return -EINVAL;
+
if (addr->can_family != AF_CAN)
return -EINVAL;