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[TIPC]: Force linearization of non-linear sk_buffs

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This patch allows TIPC to process incoming messages that are
stored in a fragmented sk_buff, by forcing the linearization
of any such messages it receives.

Note: This is an interim solution to allow TIPC to operate with
Ethernet devices that generate non-linear buffers (such as the
gianfar driver), until such time as the rest of TIPC is enhanced
to handle sk_buffs with multiple data areas.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Allan Stephens 2008-04-15 19:03:23 -07:00 • committed by David S. Miller
parent bdc82bee43
commit fe13dda2d2
2 changed files with 18 additions and 0 deletions
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12
net/tipc/core.h
View file

@ -337,4 +337,16 @@ static inline void buf_discard(struct sk_buff *skb)
kfree_skb(skb);
}
/**
* buf_linearize - convert a TIPC message buffer into a single contiguous piece
* @skb: message buffer
*
* Returns 0 on success.
*/
static inline int buf_linearize(struct sk_buff *skb)
{
return skb_linearize(skb);
}
#endif