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net: skb_trim explicitely check the linearity instead of data_len 

The purpose of the check on data_len is to check linearity, so use the inline
helper for this. No overhead and more explicit.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Emmanuel Grumbach 2011-05-21 19:46:09 +00:00 committed by David S. Miller
parent c378a9c019
commit c4264f27e8
1 changed files with 1 additions and 1 deletions
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2
include/linux/skbuff.h
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@ -1442,7 +1442,7 @@ extern int ___pskb_trim(struct sk_buff *skb, unsigned int len);
static inline void __skb_trim(struct sk_buff *skb, unsigned int len)
{
if (unlikely(skb->data_len)) {
if (unlikely(skb_is_nonlinear(skb))) {
WARN_ON(1);
return;
}