[TR]: Use tr_hdr() were appropriate

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/802/tr.c b/net/802/tr.c
index 96bd14452c55..a6a6d46e708c 100644
--- a/net/802/tr.c
+++ b/net/802/tr.c
@@ -189,11 +189,12 @@ static int tr_rebuild_header(struct sk_buff *skb)
 __be16 tr_type_trans(struct sk_buff *skb, struct net_device *dev)
 {
 
-        struct trh_hdr *trh=(struct trh_hdr *)skb->data;
+        struct trh_hdr *trh;
         struct trllc *trllc;
         unsigned riflen=0;
 
         skb->mac.raw = skb->data;
+        trh = tr_hdr(skb);
 
         if(trh->saddr[0] & TR_RII)
                 riflen = (ntohs(trh->rcf) & TR_RCF_LEN_MASK) >> 8;