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-rw-r--r--include/net/netfilter/nf_conntrack_l3proto.h8
-rw-r--r--net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c14
-rw-r--r--net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c14
-rw-r--r--net/netfilter/nf_conntrack_l3proto_generic.c12
4 files changed, 24 insertions, 24 deletions
diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h
index db0825803b16..0378676c3dd8 100644
--- a/include/net/netfilter/nf_conntrack_l3proto.h
+++ b/include/net/netfilter/nf_conntrack_l3proto.h
@@ -28,15 +28,15 @@ struct nf_conntrack_l3proto
28 * Try to fill in the third arg: nhoff is offset of l3 proto 28 * Try to fill in the third arg: nhoff is offset of l3 proto
29 * hdr. Return true if possible. 29 * hdr. Return true if possible.
30 */ 30 */
31 int (*pkt_to_tuple)(const struct sk_buff *skb, unsigned int nhoff, 31 bool (*pkt_to_tuple)(const struct sk_buff *skb, unsigned int nhoff,
32 struct nf_conntrack_tuple *tuple); 32 struct nf_conntrack_tuple *tuple);
33 33
34 /* 34 /*
35 * Invert the per-proto part of the tuple: ie. turn xmit into reply. 35 * Invert the per-proto part of the tuple: ie. turn xmit into reply.
36 * Some packets can't be inverted: return 0 in that case. 36 * Some packets can't be inverted: return 0 in that case.
37 */ 37 */
38 int (*invert_tuple)(struct nf_conntrack_tuple *inverse, 38 bool (*invert_tuple)(struct nf_conntrack_tuple *inverse,
39 const struct nf_conntrack_tuple *orig); 39 const struct nf_conntrack_tuple *orig);
40 40
41 /* Print out the per-protocol part of the tuple. */ 41 /* Print out the per-protocol part of the tuple. */
42 int (*print_tuple)(struct seq_file *s, 42 int (*print_tuple)(struct seq_file *s,
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index 41e79613eb0a..cacb9cb27dab 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -30,29 +30,29 @@ int (*nf_nat_seq_adjust_hook)(struct sk_buff *skb,
30 enum ip_conntrack_info ctinfo); 30 enum ip_conntrack_info ctinfo);
31EXPORT_SYMBOL_GPL(nf_nat_seq_adjust_hook); 31EXPORT_SYMBOL_GPL(nf_nat_seq_adjust_hook);
32 32
33static int ipv4_pkt_to_tuple(const struct sk_buff *skb, unsigned int nhoff, 33static bool ipv4_pkt_to_tuple(const struct sk_buff *skb, unsigned int nhoff,
34 struct nf_conntrack_tuple *tuple) 34 struct nf_conntrack_tuple *tuple)
35{ 35{
36 const __be32 *ap; 36 const __be32 *ap;
37 __be32 _addrs[2]; 37 __be32 _addrs[2];
38 ap = skb_header_pointer(skb, nhoff + offsetof(struct iphdr, saddr), 38 ap = skb_header_pointer(skb, nhoff + offsetof(struct iphdr, saddr),
39 sizeof(u_int32_t) * 2, _addrs); 39 sizeof(u_int32_t) * 2, _addrs);
40 if (ap == NULL) 40 if (ap == NULL)
41 return 0; 41 return false;
42 42
43 tuple->src.u3.ip = ap[0]; 43 tuple->src.u3.ip = ap[0];
44 tuple->dst.u3.ip = ap[1]; 44 tuple->dst.u3.ip = ap[1];
45 45
46 return 1; 46 return true;
47} 47}
48 48
49static int ipv4_invert_tuple(struct nf_conntrack_tuple *tuple, 49static bool ipv4_invert_tuple(struct nf_conntrack_tuple *tuple,
50 const struct nf_conntrack_tuple *orig) 50 const struct nf_conntrack_tuple *orig)
51{ 51{
52 tuple->src.u3.ip = orig->dst.u3.ip; 52 tuple->src.u3.ip = orig->dst.u3.ip;
53 tuple->dst.u3.ip = orig->src.u3.ip; 53 tuple->dst.u3.ip = orig->src.u3.ip;
54 54
55 return 1; 55 return true;
56} 56}
57 57
58static int ipv4_print_tuple(struct seq_file *s, 58static int ipv4_print_tuple(struct seq_file *s,
diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
index 3717bdf34f6e..85050c072abd 100644
--- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
@@ -27,8 +27,8 @@
27#include <net/netfilter/nf_conntrack_l3proto.h> 27#include <net/netfilter/nf_conntrack_l3proto.h>
28#include <net/netfilter/nf_conntrack_core.h> 28#include <net/netfilter/nf_conntrack_core.h>
29 29
30static int ipv6_pkt_to_tuple(const struct sk_buff *skb, unsigned int nhoff, 30static bool ipv6_pkt_to_tuple(const struct sk_buff *skb, unsigned int nhoff,
31 struct nf_conntrack_tuple *tuple) 31 struct nf_conntrack_tuple *tuple)
32{ 32{
33 const u_int32_t *ap; 33 const u_int32_t *ap;
34 u_int32_t _addrs[8]; 34 u_int32_t _addrs[8];
@@ -36,21 +36,21 @@ static int ipv6_pkt_to_tuple(const struct sk_buff *skb, unsigned int nhoff,
36 ap = skb_header_pointer(skb, nhoff + offsetof(struct ipv6hdr, saddr), 36 ap = skb_header_pointer(skb, nhoff + offsetof(struct ipv6hdr, saddr),
37 sizeof(_addrs), _addrs); 37 sizeof(_addrs), _addrs);
38 if (ap == NULL) 38 if (ap == NULL)
39 return 0; 39 return false;
40 40
41 memcpy(tuple->src.u3.ip6, ap, sizeof(tuple->src.u3.ip6)); 41 memcpy(tuple->src.u3.ip6, ap, sizeof(tuple->src.u3.ip6));
42 memcpy(tuple->dst.u3.ip6, ap + 4, sizeof(tuple->dst.u3.ip6)); 42 memcpy(tuple->dst.u3.ip6, ap + 4, sizeof(tuple->dst.u3.ip6));
43 43
44 return 1; 44 return true;
45} 45}
46 46
47static int ipv6_invert_tuple(struct nf_conntrack_tuple *tuple, 47static bool ipv6_invert_tuple(struct nf_conntrack_tuple *tuple,
48 const struct nf_conntrack_tuple *orig) 48 const struct nf_conntrack_tuple *orig)
49{ 49{
50 memcpy(tuple->src.u3.ip6, orig->dst.u3.ip6, sizeof(tuple->src.u3.ip6)); 50 memcpy(tuple->src.u3.ip6, orig->dst.u3.ip6, sizeof(tuple->src.u3.ip6));
51 memcpy(tuple->dst.u3.ip6, orig->src.u3.ip6, sizeof(tuple->dst.u3.ip6)); 51 memcpy(tuple->dst.u3.ip6, orig->src.u3.ip6, sizeof(tuple->dst.u3.ip6));
52 52
53 return 1; 53 return true;
54} 54}
55 55
56static int ipv6_print_tuple(struct seq_file *s, 56static int ipv6_print_tuple(struct seq_file *s,
diff --git a/net/netfilter/nf_conntrack_l3proto_generic.c b/net/netfilter/nf_conntrack_l3proto_generic.c
index 8e914e5ffea8..e7eb807fe07d 100644
--- a/net/netfilter/nf_conntrack_l3proto_generic.c
+++ b/net/netfilter/nf_conntrack_l3proto_generic.c
@@ -31,22 +31,22 @@
31#include <net/netfilter/nf_conntrack_core.h> 31#include <net/netfilter/nf_conntrack_core.h>
32#include <net/netfilter/ipv4/nf_conntrack_ipv4.h> 32#include <net/netfilter/ipv4/nf_conntrack_ipv4.h>
33 33
34static int generic_pkt_to_tuple(const struct sk_buff *skb, unsigned int nhoff, 34static bool generic_pkt_to_tuple(const struct sk_buff *skb, unsigned int nhoff,
35 struct nf_conntrack_tuple *tuple) 35 struct nf_conntrack_tuple *tuple)
36{ 36{
37 memset(&tuple->src.u3, 0, sizeof(tuple->src.u3)); 37 memset(&tuple->src.u3, 0, sizeof(tuple->src.u3));
38 memset(&tuple->dst.u3, 0, sizeof(tuple->dst.u3)); 38 memset(&tuple->dst.u3, 0, sizeof(tuple->dst.u3));
39 39
40 return 1; 40 return true;
41} 41}
42 42
43static int generic_invert_tuple(struct nf_conntrack_tuple *tuple, 43static bool generic_invert_tuple(struct nf_conntrack_tuple *tuple,
44 const struct nf_conntrack_tuple *orig) 44 const struct nf_conntrack_tuple *orig)
45{ 45{
46 memset(&tuple->src.u3, 0, sizeof(tuple->src.u3)); 46 memset(&tuple->src.u3, 0, sizeof(tuple->src.u3));
47 memset(&tuple->dst.u3, 0, sizeof(tuple->dst.u3)); 47 memset(&tuple->dst.u3, 0, sizeof(tuple->dst.u3));
48 48
49 return 1; 49 return true;
50} 50}
51 51
52static int generic_print_tuple(struct seq_file *s, 52static int generic_print_tuple(struct seq_file *s,