netfilter: Use unsigned types for hooknum and pf vars

and (try to) consistently use u_int8_t for the L3 family.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>

5 files changed, 11 insertions, 11 deletions

diff --git a/include/net/netfilter/nf_conntrack_core.h b/include/net/netfilter/nf_conntrack_core.h
index a81771210934..05760d6a706e 100644
--- a/include/net/netfilter/nf_conntrack_core.h
+++ b/include/net/netfilter/nf_conntrack_core.h
@@ -20,7 +20,7 @@
 /* This header is used to share core functionality between the
    standalone connection tracking module, and the compatibility layer's use
    of connection tracking. */
-extern unsigned int nf_conntrack_in(int pf,
+extern unsigned int nf_conntrack_in(u_int8_t pf,
                                     unsigned int hooknum,
                                     struct sk_buff *skb);
 
diff --git a/include/net/netfilter/nf_conntrack_expect.h b/include/net/netfilter/nf_conntrack_expect.h
index dfdf4b459475..4c4d894cb9b5 100644
--- a/include/net/netfilter/nf_conntrack_expect.h
+++ b/include/net/netfilter/nf_conntrack_expect.h
@@ -86,7 +86,7 @@ void nf_ct_unexpect_related(struct nf_conntrack_expect *exp);
 /* Allocate space for an expectation: this is mandatory before calling
    nf_ct_expect_related.  You will have to call put afterwards. */
 struct nf_conntrack_expect *nf_ct_expect_alloc(struct nf_conn *me);
-void nf_ct_expect_init(struct nf_conntrack_expect *, unsigned int, int,
+void nf_ct_expect_init(struct nf_conntrack_expect *, unsigned int, u_int8_t,
                        const union nf_inet_addr *,
                        const union nf_inet_addr *,
                        u_int8_t, const __be16 *, const __be16 *);
diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
index 723df9d1cc35..d4376e97bae8 100644
--- a/include/net/netfilter/nf_conntrack_l4proto.h
+++ b/include/net/netfilter/nf_conntrack_l4proto.h
@@ -39,7 +39,7 @@ struct nf_conntrack_l4proto
                       const struct sk_buff *skb,
                       unsigned int dataoff,
                       enum ip_conntrack_info ctinfo,
-                      int pf,
+                      u_int8_t pf,
                       unsigned int hooknum);
 
         /* Called when a new connection for this protocol found;
@@ -52,7 +52,7 @@ struct nf_conntrack_l4proto
 
         int (*error)(struct sk_buff *skb, unsigned int dataoff,
                      enum ip_conntrack_info *ctinfo,
-                     int pf, unsigned int hooknum);
+                     u_int8_t pf, unsigned int hooknum);
 
         /* Print out the per-protocol part of the tuple. Return like seq_* */
         int (*print_tuple)(struct seq_file *s,
diff --git a/include/net/netfilter/nf_log.h b/include/net/netfilter/nf_log.h
index 8c6b5ae45534..7182c06974f4 100644
--- a/include/net/netfilter/nf_log.h
+++ b/include/net/netfilter/nf_log.h
@@ -28,7 +28,7 @@ struct nf_loginfo {
         } u;
 };
 
-typedef void nf_logfn(unsigned int pf,
+typedef void nf_logfn(u_int8_t pf,
                       unsigned int hooknum,
                       const struct sk_buff *skb,
                       const struct net_device *in,
@@ -43,12 +43,12 @@ struct nf_logger {
 };
 
 /* Function to register/unregister log function. */
-int nf_log_register(int pf, const struct nf_logger *logger);
+int nf_log_register(u_int8_t pf, const struct nf_logger *logger);
 void nf_log_unregister(const struct nf_logger *logger);
-void nf_log_unregister_pf(int pf);
+void nf_log_unregister_pf(u_int8_t pf);
 
 /* Calls the registered backend logging function */
-void nf_log_packet(int pf,
+void nf_log_packet(u_int8_t pf,
                    unsigned int hooknum,
                    const struct sk_buff *skb,
                    const struct net_device *in,
diff --git a/include/net/netfilter/nf_queue.h b/include/net/netfilter/nf_queue.h
index d030044e9235..252fd1010b77 100644
--- a/include/net/netfilter/nf_queue.h
+++ b/include/net/netfilter/nf_queue.h
@@ -8,7 +8,7 @@ struct nf_queue_entry {
         unsigned int            id;
 
         struct nf_hook_ops      *elem;
-        int                     pf;
+        u_int8_t                pf;
         unsigned int            hook;
         struct net_device       *indev;
         struct net_device       *outdev;
@@ -24,9 +24,9 @@ struct nf_queue_handler {
         char                    *name;
 };
 
-extern int nf_register_queue_handler(int pf,
+extern int nf_register_queue_handler(u_int8_t pf,
                                      const struct nf_queue_handler *qh);
-extern int nf_unregister_queue_handler(int pf,
+extern int nf_unregister_queue_handler(u_int8_t pf,
                                        const struct nf_queue_handler *qh);
 extern void nf_unregister_queue_handlers(const struct nf_queue_handler *qh);
 extern void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict);