[NET]: Move hardware header operations out of netdevice.

Since hardware header operations are part of the protocol class
not the device instance, make them into a separate object and
save memory.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 77f67b7cb9bf..699f06781fd8 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -169,7 +169,7 @@ static inline int ip_finish_output2(struct sk_buff *skb)
                 IP_INC_STATS(IPSTATS_MIB_OUTBCASTPKTS);
 
         /* Be paranoid, rather than too clever. */
-        if (unlikely(skb_headroom(skb) < hh_len && dev->hard_header)) {
+        if (unlikely(skb_headroom(skb) < hh_len && dev->header_ops)) {
                 struct sk_buff *skb2;
 
                 skb2 = skb_realloc_headroom(skb, LL_RESERVED_SPACE(dev));