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[SK_BUFF]: unions of just one member don't get anything done, kill them

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Renaming skb->h to skb->transport_header, skb->nh to skb->network_header and
skb->mac to skb->mac_header, to match the names of the associated helpers
(skb[_[re]set]_{transport,network,mac}_header).

Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Arnaldo Carvalho de Melo 2007-04-10 21:21:55 -07:00 • committed by David S. Miller
commit b0e380b1d8
46 changed files with 162 additions and 165 deletions
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28
net/packet/af_packet.c
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@ -114,22 +114,22 @@ On receive:
-----------
Incoming, dev->hard_header!=NULL
mac.raw -> ll header
data -> data
mac_header -> ll header
data -> data
Outgoing, dev->hard_header!=NULL
mac.raw -> ll header
data -> ll header
mac_header -> ll header
data -> ll header
Incoming, dev->hard_header==NULL
mac.raw -> UNKNOWN position. It is very likely, that it points to ll header.
PPP makes it, that is wrong, because introduce assymetry
between rx and tx paths.
data -> data
mac_header -> UNKNOWN position. It is very likely, that it points to ll
header. PPP makes it, that is wrong, because introduce
assymetry between rx and tx paths.
data -> data
Outgoing, dev->hard_header==NULL
mac.raw -> data. ll header is still not built!
data -> data
mac_header -> data. ll header is still not built!
data -> data
Resume
If dev->hard_header==NULL we are unlikely to restore sensible ll header.
@ -139,12 +139,12 @@ On transmit:
------------
dev->hard_header != NULL
mac.raw -> ll header
data -> ll header
mac_header -> ll header
data -> ll header
dev->hard_header == NULL (ll header is added by device, we cannot control it)
mac.raw -> data
data -> data
mac_header -> data
data -> data
We should set nh.raw on output to correct posistion,
packet classifier depends on it.