aboutsummaryrefslogtreecommitdiff
path: root/net/ipv4/fib_semantics.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/ipv4/fib_semantics.c')
-rw-r--r--net/ipv4/fib_semantics.c33
1 files changed, 16 insertions, 17 deletions
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 2ead09543f6..884d176e008 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -203,7 +203,7 @@ static inline unsigned int fib_info_hashfn(const struct fib_info *fi)
unsigned int val = fi->fib_nhs;
val ^= fi->fib_protocol;
- val ^= fi->fib_prefsrc;
+ val ^= (__force u32)fi->fib_prefsrc;
val ^= fi->fib_priority;
return (val ^ (val >> 7) ^ (val >> 12)) & mask;
@@ -248,7 +248,7 @@ static inline unsigned int fib_devindex_hashfn(unsigned int val)
Used only by redirect accept routine.
*/
-int ip_fib_check_default(u32 gw, struct net_device *dev)
+int ip_fib_check_default(__be32 gw, struct net_device *dev)
{
struct hlist_head *head;
struct hlist_node *node;
@@ -273,7 +273,7 @@ int ip_fib_check_default(u32 gw, struct net_device *dev)
return -1;
}
-void rtmsg_fib(int event, u32 key, struct fib_alias *fa,
+void rtmsg_fib(int event, __be32 key, struct fib_alias *fa,
int dst_len, u32 tb_id, struct nl_info *info)
{
struct sk_buff *skb;
@@ -374,7 +374,7 @@ static int fib_get_nhs(struct fib_info *fi, struct rtnexthop *rtnh,
struct nlattr *nla, *attrs = rtnh_attrs(rtnh);
nla = nla_find(attrs, attrlen, RTA_GATEWAY);
- nh->nh_gw = nla ? nla_get_u32(nla) : 0;
+ nh->nh_gw = nla ? nla_get_be32(nla) : 0;
#ifdef CONFIG_NET_CLS_ROUTE
nla = nla_find(attrs, attrlen, RTA_FLOW);
nh->nh_tclassid = nla ? nla_get_u32(nla) : 0;
@@ -427,7 +427,7 @@ int fib_nh_match(struct fib_config *cfg, struct fib_info *fi)
struct nlattr *nla, *attrs = rtnh_attrs(rtnh);
nla = nla_find(attrs, attrlen, RTA_GATEWAY);
- if (nla && nla_get_u32(nla) != nh->nh_gw)
+ if (nla && nla_get_be32(nla) != nh->nh_gw)
return 1;
#ifdef CONFIG_NET_CLS_ROUTE
nla = nla_find(attrs, attrlen, RTA_FLOW);
@@ -568,11 +568,11 @@ out:
return 0;
}
-static inline unsigned int fib_laddr_hashfn(u32 val)
+static inline unsigned int fib_laddr_hashfn(__be32 val)
{
unsigned int mask = (fib_hash_size - 1);
- return (val ^ (val >> 7) ^ (val >> 14)) & mask;
+ return ((__force u32)val ^ ((__force u32)val >> 7) ^ ((__force u32)val >> 14)) & mask;
}
static struct hlist_head *fib_hash_alloc(int bytes)
@@ -847,7 +847,7 @@ failure:
/* Note! fib_semantic_match intentionally uses RCU list functions. */
int fib_semantic_match(struct list_head *head, const struct flowi *flp,
- struct fib_result *res, __u32 zone, __u32 mask,
+ struct fib_result *res, __be32 zone, __be32 mask,
int prefixlen)
{
struct fib_alias *fa;
@@ -914,8 +914,7 @@ out_fill_res:
res->fi = fa->fa_info;
#ifdef CONFIG_IP_ROUTE_MULTIPATH_CACHED
res->netmask = mask;
- res->network = zone &
- (0xFFFFFFFF >> (32 - prefixlen));
+ res->network = zone & inet_make_mask(prefixlen);
#endif
atomic_inc(&res->fi->fib_clntref);
return 0;
@@ -923,13 +922,13 @@ out_fill_res:
/* Find appropriate source address to this destination */
-u32 __fib_res_prefsrc(struct fib_result *res)
+__be32 __fib_res_prefsrc(struct fib_result *res)
{
return inet_select_addr(FIB_RES_DEV(*res), FIB_RES_GW(*res), res->scope);
}
int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
- u32 tb_id, u8 type, u8 scope, u32 dst, int dst_len, u8 tos,
+ u32 tb_id, u8 type, u8 scope, __be32 dst, int dst_len, u8 tos,
struct fib_info *fi, unsigned int flags)
{
struct nlmsghdr *nlh;
@@ -952,7 +951,7 @@ int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
rtm->rtm_protocol = fi->fib_protocol;
if (rtm->rtm_dst_len)
- NLA_PUT_U32(skb, RTA_DST, dst);
+ NLA_PUT_BE32(skb, RTA_DST, dst);
if (fi->fib_priority)
NLA_PUT_U32(skb, RTA_PRIORITY, fi->fib_priority);
@@ -961,11 +960,11 @@ int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
goto nla_put_failure;
if (fi->fib_prefsrc)
- NLA_PUT_U32(skb, RTA_PREFSRC, fi->fib_prefsrc);
+ NLA_PUT_BE32(skb, RTA_PREFSRC, fi->fib_prefsrc);
if (fi->fib_nhs == 1) {
if (fi->fib_nh->nh_gw)
- NLA_PUT_U32(skb, RTA_GATEWAY, fi->fib_nh->nh_gw);
+ NLA_PUT_BE32(skb, RTA_GATEWAY, fi->fib_nh->nh_gw);
if (fi->fib_nh->nh_oif)
NLA_PUT_U32(skb, RTA_OIF, fi->fib_nh->nh_oif);
@@ -993,7 +992,7 @@ int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
rtnh->rtnh_ifindex = nh->nh_oif;
if (nh->nh_gw)
- NLA_PUT_U32(skb, RTA_GATEWAY, nh->nh_gw);
+ NLA_PUT_BE32(skb, RTA_GATEWAY, nh->nh_gw);
#ifdef CONFIG_NET_CLS_ROUTE
if (nh->nh_tclassid)
NLA_PUT_U32(skb, RTA_FLOW, nh->nh_tclassid);
@@ -1018,7 +1017,7 @@ nla_put_failure:
- device went down -> we must shutdown all nexthops going via it.
*/
-int fib_sync_down(u32 local, struct net_device *dev, int force)
+int fib_sync_down(__be32 local, struct net_device *dev, int force)
{
int ret = 0;
int scope = RT_SCOPE_NOWHERE;