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-rw-r--r--include/linux/can/skb.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/can/skb.h b/include/linux/can/skb.h
index c90ebbd3008c..5db9da30843c 100644
--- a/include/linux/can/skb.h
+++ b/include/linux/can/skb.h
@@ -20,7 +20,7 @@ void can_flush_echo_skb(struct net_device *dev);
int can_put_echo_skb(struct sk_buff *skb, struct net_device *dev,
unsigned int idx);
struct sk_buff *__can_get_echo_skb(struct net_device *dev, unsigned int idx,
- u8 *len_ptr);
+ u8 *len_ptr, unsigned int *frame_len_ptr);
unsigned int can_get_echo_skb(struct net_device *dev, unsigned int idx);
void can_free_echo_skb(struct net_device *dev, unsigned int idx);
struct sk_buff *alloc_can_skb(struct net_device *dev, struct can_frame **cf);
@@ -42,11 +42,13 @@ struct sk_buff *alloc_can_err_skb(struct net_device *dev,
* 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
+ * @frame_len: length of CAN frame in data link layer
* @cf: align to the following CAN frame at skb->data
*/
struct can_skb_priv {
int ifindex;
int skbcnt;
+ unsigned int frame_len;
struct can_frame cf[];
};