use skb_end_offset() in skb_try_coalesce()

Commit ec47ea824774(skb: Add inline helper for getting the skb end offset from
head) introduces this helper function, skb_end_offset(),
we should make use of it.

Signed-off-by: Weiping Pan <wpan@redhat.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 2 deletions

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index d607bae075d5..cdc28598f4ef 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -3483,8 +3483,7 @@ bool skb_try_coalesce(struct sk_buff *to, struct sk_buff *from,
                     skb_shinfo(from)->nr_frags > MAX_SKB_FRAGS)
                         return false;
 
-                delta = from->truesize -
-                        SKB_TRUESIZE(skb_end_pointer(from) - from->head);
+                delta = from->truesize - SKB_TRUESIZE(skb_end_offset(from));
         }
 
         WARN_ON_ONCE(delta < len);