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Diffstat (limited to 'net/decnet/dn_route.c')
-rw-r--r--net/decnet/dn_route.c60
1 files changed, 31 insertions, 29 deletions
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 3407f190afe8..e172cf98d7fc 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -133,9 +133,9 @@ static struct dst_ops dn_dst_ops = {
.entries = ATOMIC_INIT(0),
};
-static __inline__ unsigned dn_hash(unsigned short src, unsigned short dst)
+static __inline__ unsigned dn_hash(__le16 src, __le16 dst)
{
- unsigned short tmp = src ^ dst;
+ __u16 tmp = (__u16 __force)(src ^ dst);
tmp ^= (tmp >> 3);
tmp ^= (tmp >> 5);
tmp ^= (tmp >> 10);
@@ -149,8 +149,7 @@ static inline void dnrt_free(struct dn_route *rt)
static inline void dnrt_drop(struct dn_route *rt)
{
- if (rt)
- dst_release(&rt->u.dst);
+ dst_release(&rt->u.dst);
call_rcu_bh(&rt->u.dst.rcu_head, dst_rcu_free);
}
@@ -379,9 +378,9 @@ static int dn_return_short(struct sk_buff *skb)
{
struct dn_skb_cb *cb;
unsigned char *ptr;
- dn_address *src;
- dn_address *dst;
- dn_address tmp;
+ __le16 *src;
+ __le16 *dst;
+ __le16 tmp;
/* Add back headers */
skb_push(skb, skb->data - skb->nh.raw);
@@ -394,9 +393,9 @@ static int dn_return_short(struct sk_buff *skb)
ptr = skb->data + 2;
*ptr++ = (cb->rt_flags & ~DN_RT_F_RQR) | DN_RT_F_RTS;
- dst = (dn_address *)ptr;
+ dst = (__le16 *)ptr;
ptr += 2;
- src = (dn_address *)ptr;
+ src = (__le16 *)ptr;
ptr += 2;
*ptr = 0; /* Zero hop count */
@@ -475,7 +474,8 @@ static int dn_route_rx_packet(struct sk_buff *skb)
struct dn_skb_cb *cb = DN_SKB_CB(skb);
printk(KERN_DEBUG
"DECnet: dn_route_rx_packet: rt_flags=0x%02x dev=%s len=%d src=0x%04hx dst=0x%04hx err=%d type=%d\n",
- (int)cb->rt_flags, devname, skb->len, cb->src, cb->dst,
+ (int)cb->rt_flags, devname, skb->len,
+ dn_ntohs(cb->src), dn_ntohs(cb->dst),
err, skb->pkt_type);
}
@@ -505,7 +505,7 @@ static int dn_route_rx_long(struct sk_buff *skb)
/* Destination info */
ptr += 2;
- cb->dst = dn_htons(dn_eth2dn(ptr));
+ cb->dst = dn_eth2dn(ptr);
if (memcmp(ptr, dn_hiord_addr, 4) != 0)
goto drop_it;
ptr += 6;
@@ -513,7 +513,7 @@ static int dn_route_rx_long(struct sk_buff *skb)
/* Source info */
ptr += 2;
- cb->src = dn_htons(dn_eth2dn(ptr));
+ cb->src = dn_eth2dn(ptr);
if (memcmp(ptr, dn_hiord_addr, 4) != 0)
goto drop_it;
ptr += 6;
@@ -541,9 +541,9 @@ static int dn_route_rx_short(struct sk_buff *skb)
skb_pull(skb, 5);
skb->h.raw = skb->data;
- cb->dst = *(dn_address *)ptr;
+ cb->dst = *(__le16 *)ptr;
ptr += 2;
- cb->src = *(dn_address *)ptr;
+ cb->src = *(__le16 *)ptr;
ptr += 2;
cb->hops = *ptr & 0x3f;
@@ -575,7 +575,7 @@ int dn_route_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type
{
struct dn_skb_cb *cb;
unsigned char flags = 0;
- __u16 len = dn_ntohs(*(__u16 *)skb->data);
+ __u16 len = dn_ntohs(*(__le16 *)skb->data);
struct dn_dev *dn = (struct dn_dev *)dev->dn_ptr;
unsigned char padlen = 0;
@@ -782,7 +782,7 @@ static int dn_rt_bug(struct sk_buff *skb)
struct dn_skb_cb *cb = DN_SKB_CB(skb);
printk(KERN_DEBUG "dn_rt_bug: skb from:%04x to:%04x\n",
- cb->src, cb->dst);
+ dn_ntohs(cb->src), dn_ntohs(cb->dst));
}
kfree_skb(skb);
@@ -823,7 +823,7 @@ static int dn_rt_set_next_hop(struct dn_route *rt, struct dn_fib_res *res)
return 0;
}
-static inline int dn_match_addr(__u16 addr1, __u16 addr2)
+static inline int dn_match_addr(__le16 addr1, __le16 addr2)
{
__u16 tmp = dn_ntohs(addr1) ^ dn_ntohs(addr2);
int match = 16;
@@ -834,9 +834,9 @@ static inline int dn_match_addr(__u16 addr1, __u16 addr2)
return match;
}
-static __u16 dnet_select_source(const struct net_device *dev, __u16 daddr, int scope)
+static __le16 dnet_select_source(const struct net_device *dev, __le16 daddr, int scope)
{
- __u16 saddr = 0;
+ __le16 saddr = 0;
struct dn_dev *dn_db = dev->dn_ptr;
struct dn_ifaddr *ifa;
int best_match = 0;
@@ -861,14 +861,14 @@ static __u16 dnet_select_source(const struct net_device *dev, __u16 daddr, int s
return saddr;
}
-static inline __u16 __dn_fib_res_prefsrc(struct dn_fib_res *res)
+static inline __le16 __dn_fib_res_prefsrc(struct dn_fib_res *res)
{
return dnet_select_source(DN_FIB_RES_DEV(*res), DN_FIB_RES_GW(*res), res->scope);
}
-static inline __u16 dn_fib_rules_map_destination(__u16 daddr, struct dn_fib_res *res)
+static inline __le16 dn_fib_rules_map_destination(__le16 daddr, struct dn_fib_res *res)
{
- __u16 mask = dnet_make_mask(res->prefixlen);
+ __le16 mask = dnet_make_mask(res->prefixlen);
return (daddr&~mask)|res->fi->fib_nh->nh_gw;
}
@@ -892,12 +892,13 @@ static int dn_route_output_slow(struct dst_entry **pprt, const struct flowi *old
struct dn_fib_res res = { .fi = NULL, .type = RTN_UNICAST };
int err;
int free_res = 0;
- __u16 gateway = 0;
+ __le16 gateway = 0;
if (decnet_debug_level & 16)
printk(KERN_DEBUG
"dn_route_output_slow: dst=%04x src=%04x mark=%d"
- " iif=%d oif=%d\n", oldflp->fld_dst, oldflp->fld_src,
+ " iif=%d oif=%d\n", dn_ntohs(oldflp->fld_dst),
+ dn_ntohs(oldflp->fld_src),
oldflp->fld_fwmark, loopback_dev.ifindex, oldflp->oif);
/* If we have an output interface, verify its a DECnet device */
@@ -961,8 +962,9 @@ source_ok:
if (decnet_debug_level & 16)
printk(KERN_DEBUG
"dn_route_output_slow: initial checks complete."
- " dst=%o4x src=%04x oif=%d try_hard=%d\n", fl.fld_dst,
- fl.fld_src, fl.oif, try_hard);
+ " dst=%o4x src=%04x oif=%d try_hard=%d\n",
+ dn_ntohs(fl.fld_dst), dn_ntohs(fl.fld_src),
+ fl.oif, try_hard);
/*
* N.B. If the kernel is compiled without router support then
@@ -1218,8 +1220,8 @@ static int dn_route_input_slow(struct sk_buff *skb)
struct neighbour *neigh = NULL;
unsigned hash;
int flags = 0;
- __u16 gateway = 0;
- __u16 local_src = 0;
+ __le16 gateway = 0;
+ __le16 local_src = 0;
struct flowi fl = { .nl_u = { .dn_u =
{ .daddr = cb->dst,
.saddr = cb->src,
@@ -1266,7 +1268,7 @@ static int dn_route_input_slow(struct sk_buff *skb)
res.type = RTN_LOCAL;
flags |= RTCF_DIRECTSRC;
} else {
- __u16 src_map = fl.fld_src;
+ __le16 src_map = fl.fld_src;
free_res = 1;
out_dev = DN_FIB_RES_DEV(res);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.