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[NETFILTER]: PPTP helper: fixup gre_keymap_lookup() return type

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GRE keys are 16-bit wide.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan 2006-05-29 18:27:32 -07:00 committed by David S. Miller
parent ae5b7d8ba2
commit c45fb1089e
1 changed files with 3 additions and 3 deletions
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6
net/ipv4/netfilter/ip_conntrack_proto_gre.c
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@ -77,10 +77,10 @@ static inline int gre_key_cmpfn(const struct ip_ct_gre_keymap *km,
}
/* look up the source key for a given tuple */
static u_int32_t gre_keymap_lookup(struct ip_conntrack_tuple *t)
static __be16 gre_keymap_lookup(struct ip_conntrack_tuple *t)
{
struct ip_ct_gre_keymap *km;
u_int32_t key = 0;
__be16 key = 0;
read_lock_bh(&ip_ct_gre_lock);
km = LIST_FIND(&gre_keymap_list, gre_key_cmpfn,
@ -190,7 +190,7 @@ static int gre_pkt_to_tuple(const struct sk_buff *skb,
struct ip_conntrack_tuple *tuple)
{
struct gre_hdr_pptp _pgrehdr, *pgrehdr;
u_int32_t srckey;
__be16 srckey;
struct gre_hdr _grehdr, *grehdr;
/* first only delinearize old RFC1701 GRE header */