static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len)
{
- if (len >= skb->len)
+ if (likely(len >= skb->len))
return 0;
if (skb->ip_summed == CHECKSUM_HW)
skb->ip_summed = CHECKSUM_NONE;
* This function converts the offset back to a struct timeval and stores
* it in stamp.
*/
-static inline void skb_get_timestamp(struct sk_buff *skb, struct timeval *stamp)
+static inline void skb_get_timestamp(const struct sk_buff *skb, struct timeval *stamp)
{
stamp->tv_sec = skb->tstamp.off_sec;
stamp->tv_usec = skb->tstamp.off_usec;
* This function converts a struct timeval to an offset and stores
* it in the skb.
*/
-static inline void skb_set_timestamp(struct sk_buff *skb, struct timeval *stamp)
+static inline void skb_set_timestamp(struct sk_buff *skb, const struct timeval *stamp)
{
skb->tstamp.off_sec = stamp->tv_sec - skb_tv_base.tv_sec;
skb->tstamp.off_usec = stamp->tv_usec - skb_tv_base.tv_usec;