[LLC]: Use skb_reset_mac_header in llc_mac_hdr_init

skb_push updates and returns skb->data, so we can just call
skb_reset_mac_header after the call to skb_push.
Signed-off-by: NArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/llc/llc_output.c

@@ -41,7 +41,8 @@ int llc_mac_hdr_init(struct sk_buff *skb,
 		struct net_device *dev = skb->dev;
 		struct trh_hdr *trh;
 
-		skb->mac.raw = skb_push(skb, sizeof(*trh));
+		skb_push(skb, sizeof(*trh));
+		skb_reset_mac_header(skb);
 		trh = tr_hdr(skb);
 		trh->ac = AC;
 		trh->fc = LLC_FRAME;
@@ -62,7 +63,8 @@ int llc_mac_hdr_init(struct sk_buff *skb,
 		unsigned short len = skb->len;
 		struct ethhdr *eth;
 
-		skb->mac.raw = skb_push(skb, sizeof(*eth));
+		skb_push(skb, sizeof(*eth));
+		skb_reset_mac_header(skb);
 		eth = eth_hdr(skb);
 		eth->h_proto = htons(len);
 		memcpy(eth->h_dest, da, ETH_ALEN);