[NET]: Split skb->csum

... into anonymous union of __wsum and __u32 (csum and csum_offset resp.)

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

9 files changed, 10 insertions, 10 deletions

diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c
index 521c5b71023..fd2cc13f7d9 100644
--- a/drivers/net/cassini.c
+++ b/drivers/net/cassini.c
@@ -2825,7 +2825,7 @@ static inline int cas_xmit_tx_ringN(struct cas *cp, int ring,
 		u64 csum_start_off, csum_stuff_off;
 
 		csum_start_off = (u64) (skb->h.raw - skb->data);
-		csum_stuff_off = (u64) ((skb->h.raw + skb->csum) - skb->data);
+		csum_stuff_off = csum_start_off + skb->csum_offset;
 
 		ctrl =  TX_DESC_CSUM_EN |
 			CAS_BASE(TX_DESC_CSUM_START, csum_start_off) |
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 7a0828869ec..32dde0adb68 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -2826,7 +2826,7 @@ e1000_tx_csum(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring,
 		context_desc = E1000_CONTEXT_DESC(*tx_ring, i);
 
 		context_desc->upper_setup.tcp_fields.tucss = css;
-		context_desc->upper_setup.tcp_fields.tucso = css + skb->csum;
+		context_desc->upper_setup.tcp_fields.tucso = css + skb->csum_offset;
 		context_desc->upper_setup.tcp_fields.tucse = 0;
 		context_desc->tcp_seg_setup.data = 0;
 		context_desc->cmd_and_length = cpu_to_le32(E1000_TXD_CMD_DEXT);
diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index e09f575a3a3..7b127212e62 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -1249,7 +1249,7 @@ ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb)
 	if(likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
 		struct ixgb_buffer *buffer_info;
 		css = skb->h.raw - skb->data;
-		cso = (skb->h.raw + skb->csum) - skb->data;
+		cso = css + skb->csum_offset;
 
 		i = adapter->tx_ring.next_to_use;
 		context_desc = IXGB_CONTEXT_DESC(adapter->tx_ring, i);
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index 806081b5973..36350e6db1c 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -1955,7 +1955,7 @@ again:
 	flags = (MXGEFW_FLAGS_NO_TSO | MXGEFW_FLAGS_FIRST);
 	if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) {
 		cksum_offset = (skb->h.raw - skb->data);
-		pseudo_hdr_offset = (skb->h.raw + skb->csum) - skb->data;
+		pseudo_hdr_offset = cksum_offset + skb->csum_offset;
 		/* If the headers are excessively large, then we must
 		 * fall back to a software checksum */
 		if (unlikely(cksum_offset > 255 || pseudo_hdr_offset > 127)) {
diff --git a/drivers/net/sk98lin/skge.c b/drivers/net/sk98lin/skge.c
index a5d41ebc9fb..12cbfd190dd 100644
--- a/drivers/net/sk98lin/skge.c
+++ b/drivers/net/sk98lin/skge.c
@@ -1562,7 +1562,7 @@ struct sk_buff	*pMessage)	/* pointer to send-message              */
 
 	if (pMessage->ip_summed == CHECKSUM_PARTIAL) {
 		u16 hdrlen = pMessage->h.raw - pMessage->data;
-		u16 offset = hdrlen + pMessage->csum;
+		u16 offset = hdrlen + pMessage->csum_offset;
 
 		if ((pMessage->h.ipiph->protocol == IPPROTO_UDP ) &&
 			(pAC->GIni.GIChipRev == 0) &&
@@ -1681,7 +1681,7 @@ struct sk_buff	*pMessage)	/* pointer to send-message              */
 	*/
 	if (pMessage->ip_summed == CHECKSUM_PARTIAL) {
 		u16 hdrlen = pMessage->h.raw - pMessage->data;
-		u16 offset = hdrlen + pMessage->csum;
+		u16 offset = hdrlen + pMessage->csum_offset;
 
 		Control = BMU_STFWD;
 
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index 27b537c8d5e..5513907e839 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -2565,7 +2565,7 @@ static int skge_xmit_frame(struct sk_buff *skb, struct net_device *dev)
 
 		td->csum_offs = 0;
 		td->csum_start = offset;
-		td->csum_write = offset + skb->csum;
+		td->csum_write = offset + skb->csum_offset;
 	} else
 		control = BMU_CHECK;
 
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 0ef1848b976..842abd9396c 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1350,7 +1350,7 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev)
 		u32 tcpsum;
 
 		tcpsum = offset << 16;		/* sum start */
-		tcpsum |= offset + skb->csum;	/* sum write */
+		tcpsum |= offset + skb->csum_offset;	/* sum write */
 
 		ctrl = CALSUM | WR_SUM | INIT_SUM | LOCK_SUM;
 		if (skb->nh.iph->protocol == IPPROTO_UDP)
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index 253e96e7ad2..334c6cfd659 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -1030,7 +1030,7 @@ static int gem_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		u64 csum_start_off, csum_stuff_off;
 
 		csum_start_off = (u64) (skb->h.raw - skb->data);
-		csum_stuff_off = (u64) ((skb->h.raw + skb->csum) - skb->data);
+		csum_stuff_off = csum_start_off + skb->csum_offset;
 
 		ctrl = (TXDCTRL_CENAB |
 			(csum_start_off << 15) |
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index 9d7cd130c19..ec432ea879f 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -2272,7 +2272,7 @@ static int happy_meal_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		u32 csum_start_off, csum_stuff_off;
 
 		csum_start_off = (u32) (skb->h.raw - skb->data);
-		csum_stuff_off = (u32) ((skb->h.raw + skb->csum) - skb->data);
+		csum_stuff_off = csum_start_off + skb->csum_offset;
 
 		tx_flags = (TXFLAG_OWN | TXFLAG_CSENABLE |
 			    ((csum_start_off << 14) & TXFLAG_CSBUFBEGIN) |