1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h
index 6992afc6ba7f..b37ea95bc348 100644
--- a/include/linux/can/dev.h
+++ b/include/linux/can/dev.h
@@ -99,6 +99,12 @@ inval_skb:
         return 1;
 }
 
+static inline bool can_is_canfd_skb(const struct sk_buff *skb)
+{
+        /* the CAN specific type of skb is identified by its data length */
+        return skb->len == CANFD_MTU;
+}
+
 /* get data length from can_dlc with sanitized can_dlc */
 u8 can_dlc2len(u8 can_dlc);