batman-adv: use ETH_HLEN instead of sizeof(struct ethhdr)

Instead of using sizeof(struct ethhdr) it is strongly recommended to use the
kernel macro ETH_HLEN. This patch substitute each occurrence of the former
expressione with the latter one.

Signed-off-by: Antonio Quartulli <ordex@autistici.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c
index c4a5b8cafad..cec216fb77c 100644
--- a/net/batman-adv/vis.c
+++ b/net/batman-adv/vis.c
@@ -434,12 +434,12 @@ static struct vis_info *add_packet(struct bat_priv *bat_priv,
                 return NULL;
 
         info->skb_packet = dev_alloc_skb(sizeof(*packet) + vis_info_len +
-                                         sizeof(struct ethhdr));
+                                         ETH_HLEN);
         if (!info->skb_packet) {
                 kfree(info);
                 return NULL;
         }
-        skb_reserve(info->skb_packet, sizeof(struct ethhdr));
+        skb_reserve(info->skb_packet, ETH_HLEN);
         packet = (struct vis_packet *)skb_put(info->skb_packet, sizeof(*packet)
                                               + vis_info_len);
 
@@ -894,11 +894,11 @@ int vis_init(struct bat_priv *bat_priv)
 
         bat_priv->my_vis_info->skb_packet = dev_alloc_skb(sizeof(*packet) +
                                                           MAX_VIS_PACKET_SIZE +
-                                                         sizeof(struct ethhdr));
+                                                          ETH_HLEN);
         if (!bat_priv->my_vis_info->skb_packet)
                 goto free_info;
 
-        skb_reserve(bat_priv->my_vis_info->skb_packet, sizeof(struct ethhdr));
+        skb_reserve(bat_priv->my_vis_info->skb_packet, ETH_HLEN);
         packet = (struct vis_packet *)skb_put(bat_priv->my_vis_info->skb_packet,
                                               sizeof(*packet));