The struct bt_skb_cb size needs to stay within the limits of skb->cb
at all times and to ensure that add a BUILD_BUG_ON to check for it at
compile time.
Signed-off-by: Marcel Holtmann <marcel@xxxxxxxxxxxx>
---
net/bluetooth/af_bluetooth.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index 4dca0299ed96..339c74ad4553 100644
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -709,8 +709,11 @@ EXPORT_SYMBOL_GPL(bt_debugfs);
static int __init bt_init(void)
{
+ struct sk_buff *skb;
int err;
+ BUILD_BUG_ON(sizeof(struct bt_skb_cb) > sizeof(skb->cb));
+
BT_INFO("Core ver %s", VERSION);
bt_debugfs = debugfs_create_dir("bluetooth", NULL);
--
1.9.3
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