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>
diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c
index c4a5b8c..cec216f 100644
--- a/net/batman-adv/vis.c
+++ b/net/batman-adv/vis.c
@@ -434,12 +434,12 @@
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 @@
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));