flow: Move __get_hash_from_flowi{4,6} into flow_dissector.c

These cannot live in net/core/flow.c which only builds when XFRM is
enabled.

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 35 insertions, 36 deletions

diff --git a/net/core/flow.c b/net/core/flow.c
index 61930bb0eb59..1033725be40b 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -22,7 +22,6 @@
 #include <linux/cpumask.h>
 #include <linux/mutex.h>
 #include <net/flow.h>
-#include <net/flow_dissector.h>
 #include <linux/atomic.h>
 #include <linux/security.h>
 #include <net/net_namespace.h>
@@ -510,38 +509,3 @@ void flow_cache_fini(struct net *net)
         fc->percpu = NULL;
 }
 EXPORT_SYMBOL(flow_cache_fini);
-
-__u32 __get_hash_from_flowi6(struct flowi6 *fl6, struct flow_keys *keys)
-{
-        memset(keys, 0, sizeof(*keys));
-
-        memcpy(&keys->addrs.v6addrs.src, &fl6->saddr,
-            sizeof(keys->addrs.v6addrs.src));
-        memcpy(&keys->addrs.v6addrs.dst, &fl6->daddr,
-            sizeof(keys->addrs.v6addrs.dst));
-        keys->control.addr_type = FLOW_DISSECTOR_KEY_IPV6_ADDRS;
-        keys->ports.src = fl6->fl6_sport;
-        keys->ports.dst = fl6->fl6_dport;
-        keys->keyid.keyid = fl6->fl6_gre_key;
-        keys->tags.flow_label = (__force u32)fl6->flowlabel;
-        keys->basic.ip_proto = fl6->flowi6_proto;
-
-        return flow_hash_from_keys(keys);
-}
-EXPORT_SYMBOL(__get_hash_from_flowi6);
-
-__u32 __get_hash_from_flowi4(struct flowi4 *fl4, struct flow_keys *keys)
-{
-        memset(keys, 0, sizeof(*keys));
-
-        keys->addrs.v4addrs.src = fl4->saddr;
-        keys->addrs.v4addrs.dst = fl4->daddr;
-        keys->control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
-        keys->ports.src = fl4->fl4_sport;
-        keys->ports.dst = fl4->fl4_dport;
-        keys->keyid.keyid = fl4->fl4_gre_key;
-        keys->basic.ip_proto = fl4->flowi4_proto;
-
-        return flow_hash_from_keys(keys);
-}
-EXPORT_SYMBOL(__get_hash_from_flowi4);
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index 8d32020303c6..345a0408cfe4 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -787,6 +787,41 @@ u32 skb_get_poff(const struct sk_buff *skb)
         return __skb_get_poff(skb, skb->data, &keys, skb_headlen(skb));
 }
 
+__u32 __get_hash_from_flowi6(struct flowi6 *fl6, struct flow_keys *keys)
+{
+        memset(keys, 0, sizeof(*keys));
+
+        memcpy(&keys->addrs.v6addrs.src, &fl6->saddr,
+            sizeof(keys->addrs.v6addrs.src));
+        memcpy(&keys->addrs.v6addrs.dst, &fl6->daddr,
+            sizeof(keys->addrs.v6addrs.dst));
+        keys->control.addr_type = FLOW_DISSECTOR_KEY_IPV6_ADDRS;
+        keys->ports.src = fl6->fl6_sport;
+        keys->ports.dst = fl6->fl6_dport;
+        keys->keyid.keyid = fl6->fl6_gre_key;
+        keys->tags.flow_label = (__force u32)fl6->flowlabel;
+        keys->basic.ip_proto = fl6->flowi6_proto;
+
+        return flow_hash_from_keys(keys);
+}
+EXPORT_SYMBOL(__get_hash_from_flowi6);
+
+__u32 __get_hash_from_flowi4(struct flowi4 *fl4, struct flow_keys *keys)
+{
+        memset(keys, 0, sizeof(*keys));
+
+        keys->addrs.v4addrs.src = fl4->saddr;
+        keys->addrs.v4addrs.dst = fl4->daddr;
+        keys->control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
+        keys->ports.src = fl4->fl4_sport;
+        keys->ports.dst = fl4->fl4_dport;
+        keys->keyid.keyid = fl4->fl4_gre_key;
+        keys->basic.ip_proto = fl4->flowi4_proto;
+
+        return flow_hash_from_keys(keys);
+}
+EXPORT_SYMBOL(__get_hash_from_flowi4);
+
 static const struct flow_dissector_key flow_keys_dissector_keys[] = {
         {
                 .key_id = FLOW_DISSECTOR_KEY_CONTROL,