1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/can/skb.h b/include/linux/can/skb.h
index b6a52a4b457a..51bb6532785c 100644
--- a/include/linux/can/skb.h
+++ b/include/linux/can/skb.h
@@ -27,10 +27,12 @@
 /**
  * struct can_skb_priv - private additional data inside CAN sk_buffs
  * @ifindex:    ifindex of the first interface the CAN frame appeared on
+ * @skbcnt:     atomic counter to have an unique id together with skb pointer
  * @cf:         align to the following CAN frame at skb->data
  */
 struct can_skb_priv {
         int ifindex;
+        int skbcnt;
         struct can_frame cf[0];
 };