e1000: fix skb truesize underestimation

e1000 allocates a full page per skb fragment. We must account PAGE_SIZE
increments on skb->truesize, not the actual frag length.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c
index a42421f26678e23c11872b06af1da200a51882e0..7b54d7246150f7cd6e549b0a64bf8fc034d22a87 100644 (file)
--- a/drivers/net/ethernet/intel/e1000/e1000_main.c
+++ b/drivers/net/ethernet/intel/e1000/e1000_main.c
@@ -3737,7 +3737,7 @@ static void e1000_consume_page(struct e1000_buffer *bi, struct sk_buff *skb,
        bi->page = NULL;
        skb->len += length;
        skb->data_len += length;
-       skb->truesize += length;
+       skb->truesize += PAGE_SIZE;
 }
 
 /**