drivers/net: avoid some skb->ip_summed initializations
fresh skbs have ip_summed set to CHECKSUM_NONE (0)
We can avoid setting again skb->ip_summed to CHECKSUM_NONE in drivers.
Introduce skb_checksum_none_assert() helper so that we keep this
assertion documented in driver sources.
Change most occurrences of :
skb->ip_summed = CHECKSUM_NONE;
by :
skb_checksum_none_assert(skb);
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ipg.c b/drivers/net/ipg.c
index 72e3d2d..dc01980 100644
--- a/drivers/net/ipg.c
+++ b/drivers/net/ipg.c
@@ -1213,7 +1213,7 @@
skb_put(skb, framelen);
skb->protocol = eth_type_trans(skb, dev);
- skb->ip_summed = CHECKSUM_NONE;
+ skb_checksum_none_assert(skb);
netif_rx(skb);
sp->rx_buff[entry] = NULL;
}
@@ -1278,7 +1278,7 @@
jumbo->skb->protocol =
eth_type_trans(jumbo->skb, dev);
- jumbo->skb->ip_summed = CHECKSUM_NONE;
+ skb_checksum_none_assert(jumbo->skb);
netif_rx(jumbo->skb);
}
}
@@ -1476,7 +1476,7 @@
* IP/TCP/UDP frame was received. Let the
* upper layer decide.
*/
- skb->ip_summed = CHECKSUM_NONE;
+ skb_checksum_none_assert(skb);
/* Hand off frame for higher layer processing.
* The function netif_rx() releases the sk_buff