This adds an extra check for ensuring that the size of sockaddr_hci
does not grow larger than sockaddr.
Signed-off-by: Marcel Holtmann <marcel@xxxxxxxxxxxx>
---
net/bluetooth/hci_sock.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index 2c245fdf319a..e176a988625e 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -1230,6 +1230,8 @@ int __init hci_sock_init(void)
{
int err;
+ BUILD_BUG_ON(sizeof(struct sockaddr_hci) > sizeof(struct sockaddr));
+
err = proto_register(&hci_sk_proto, 0);
if (err < 0)
return err;
--
2.1.0
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