From ea2ae17d6443abddc79480dc9f7af8feacabddc4 Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Wed, 25 Apr 2007 17:55:53 -0700 Subject: [SK_BUFF]: Introduce skb_transport_offset() For the quite common 'skb->h.raw - skb->data' sequence. Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: David S. Miller --- drivers/net/cassini.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers/net/cassini.c') diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c index 68e37a655fe2..bd3ab6493e39 100644 --- a/drivers/net/cassini.c +++ b/drivers/net/cassini.c @@ -2821,10 +2821,8 @@ static inline int cas_xmit_tx_ringN(struct cas *cp, int ring, ctrl = 0; if (skb->ip_summed == CHECKSUM_PARTIAL) { - u64 csum_start_off, csum_stuff_off; - - csum_start_off = (u64) (skb->h.raw - skb->data); - csum_stuff_off = csum_start_off + skb->csum_offset; + const u64 csum_start_off = skb_transport_offset(skb); + const u64 csum_stuff_off = csum_start_off + skb->csum_offset; ctrl = TX_DESC_CSUM_EN | CAS_BASE(TX_DESC_CSUM_START, csum_start_off) | -- cgit v1.2.3