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authorAlexey Dobriyan <adobriyan@gmail.com>2017-09-26 23:12:28 +0300
committerDavid S. Miller <davem@davemloft.net>2017-09-28 10:29:36 -0700
commit6ade97da601f8af793f6c7a861af754d0f0b6767 (patch)
tree9891ca4c49d7c18b1d74eb149fecf3167bf47119 /include/linux
parentbbdc9e687fb3c2920961d7716f1c5519ff7bc595 (diff)
arp: make arp_hdr_len() return unsigned int
Negative ARP header length are not a thing. Constify arguments while I'm at it. Space savings: add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-3 (-3) function old new delta arpt_do_table 1163 1160 -3 Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/if_arp.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/if_arp.h b/include/linux/if_arp.h
index 3355efc89781..6756fea18b69 100644
--- a/include/linux/if_arp.h
+++ b/include/linux/if_arp.h
@@ -31,7 +31,7 @@ static inline struct arphdr *arp_hdr(const struct sk_buff *skb)
return (struct arphdr *)skb_network_header(skb);
}
-static inline int arp_hdr_len(struct net_device *dev)
+static inline unsigned int arp_hdr_len(const struct net_device *dev)
{
switch (dev->type) {
#if IS_ENABLED(CONFIG_FIREWIRE_NET)