X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fnetlabel%2Fnetlabel_kapi.c;h=290c7bb8865b9116040d3e19264ab219253976cc;hb=be1b829c0d3d1be6692194d1b6bb91d544266ce5;hp=9c24de10a6579b78e452e47912c56e5d894e58ea;hpb=2380078cdb7e6d520e33dcf834e0be979d542e48;p=pandora-kernel.git

diff --git a/net/netlabel/netlabel_kapi.c b/net/netlabel/netlabel_kapi.c
index 9c24de10a657..290c7bb8865b 100644
--- a/net/netlabel/netlabel_kapi.c
+++ b/net/netlabel/netlabel_kapi.c
@@ -111,8 +111,6 @@ int netlbl_cfg_unlbl_map_add(const char *domain,
 	struct netlbl_domaddr_map *addrmap = NULL;
 	struct netlbl_domaddr4_map *map4 = NULL;
 	struct netlbl_domaddr6_map *map6 = NULL;
-	const struct in_addr *addr4, *mask4;
-	const struct in6_addr *addr6, *mask6;
 
 	entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
 	if (entry == NULL)
@@ -133,9 +131,9 @@ int netlbl_cfg_unlbl_map_add(const char *domain,
 		INIT_LIST_HEAD(&addrmap->list6);
 
 		switch (family) {
-		case AF_INET:
-			addr4 = addr;
-			mask4 = mask;
+		case AF_INET: {
+			const struct in_addr *addr4 = addr;
+			const struct in_addr *mask4 = mask;
 			map4 = kzalloc(sizeof(*map4), GFP_ATOMIC);
 			if (map4 == NULL)
 				goto cfg_unlbl_map_add_failure;
@@ -148,9 +146,11 @@ int netlbl_cfg_unlbl_map_add(const char *domain,
 			if (ret_val != 0)
 				goto cfg_unlbl_map_add_failure;
 			break;
-		case AF_INET6:
-			addr6 = addr;
-			mask6 = mask;
+			}
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+		case AF_INET6: {
+			const struct in6_addr *addr6 = addr;
+			const struct in6_addr *mask6 = mask;
 			map6 = kzalloc(sizeof(*map6), GFP_ATOMIC);
 			if (map6 == NULL)
 				goto cfg_unlbl_map_add_failure;
@@ -162,11 +162,13 @@ int netlbl_cfg_unlbl_map_add(const char *domain,
 			map6->list.addr.s6_addr32[3] &= mask6->s6_addr32[3];
 			ipv6_addr_copy(&map6->list.mask, mask6);
 			map6->list.valid = 1;
-			ret_val = netlbl_af4list_add(&map4->list,
-						     &addrmap->list4);
+			ret_val = netlbl_af6list_add(&map6->list,
+						     &addrmap->list6);
 			if (ret_val != 0)
 				goto cfg_unlbl_map_add_failure;
 			break;
+			}
+#endif /* IPv6 */
 		default:
 			goto cfg_unlbl_map_add_failure;
 			break;
@@ -225,9 +227,11 @@ int netlbl_cfg_unlbl_static_add(struct net *net,
 	case AF_INET:
 		addr_len = sizeof(struct in_addr);
 		break;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
 	case AF_INET6:
 		addr_len = sizeof(struct in6_addr);
 		break;
+#endif /* IPv6 */
 	default:
 		return -EPFNOSUPPORT;
 	}
@@ -266,9 +270,11 @@ int netlbl_cfg_unlbl_static_del(struct net *net,
 	case AF_INET:
 		addr_len = sizeof(struct in_addr);
 		break;
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
 	case AF_INET6:
 		addr_len = sizeof(struct in6_addr);
 		break;
+#endif /* IPv6 */
 	default:
 		return -EPFNOSUPPORT;
 	}
@@ -517,7 +523,7 @@ int netlbl_secattr_catmap_walk_rng(struct netlbl_lsm_secattr_catmap *catmap,
 
 /**
  * netlbl_secattr_catmap_setbit - Set a bit in a LSM secattr catmap
- * @catmap: the category bitmap
+ * @catmap: pointer to the category bitmap
  * @bit: the bit to set
  * @flags: memory allocation flags
  *
@@ -526,18 +532,25 @@ int netlbl_secattr_catmap_walk_rng(struct netlbl_lsm_secattr_catmap *catmap,
  * negative values on failure.
  *
  */
-int netlbl_secattr_catmap_setbit(struct netlbl_lsm_secattr_catmap *catmap,
+int netlbl_secattr_catmap_setbit(struct netlbl_lsm_secattr_catmap **catmap,
 				 u32 bit,
 				 gfp_t flags)
 {
-	struct netlbl_lsm_secattr_catmap *iter = catmap;
+	struct netlbl_lsm_secattr_catmap *iter = *catmap;
 	u32 node_bit;
 	u32 node_idx;
 
 	while (iter->next != NULL &&
 	       bit >= (iter->startbit + NETLBL_CATMAP_SIZE))
 		iter = iter->next;
-	if (bit >= (iter->startbit + NETLBL_CATMAP_SIZE)) {
+	if (bit < iter->startbit) {
+		iter = netlbl_secattr_catmap_alloc(flags);
+		if (iter == NULL)
+			return -ENOMEM;
+		iter->next = *catmap;
+		iter->startbit = bit & ~(NETLBL_CATMAP_SIZE - 1);
+		*catmap = iter;
+	} else if (bit >= (iter->startbit + NETLBL_CATMAP_SIZE)) {
 		iter->next = netlbl_secattr_catmap_alloc(flags);
 		if (iter->next == NULL)
 			return -ENOMEM;
@@ -555,7 +568,7 @@ int netlbl_secattr_catmap_setbit(struct netlbl_lsm_secattr_catmap *catmap,
 
 /**
  * netlbl_secattr_catmap_setrng - Set a range of bits in a LSM secattr catmap
- * @catmap: the category bitmap
+ * @catmap: pointer to the category bitmap
  * @start: the starting bit
  * @end: the last bit in the string
  * @flags: memory allocation flags
@@ -565,15 +578,16 @@ int netlbl_secattr_catmap_setbit(struct netlbl_lsm_secattr_catmap *catmap,
  * on success, negative values on failure.
  *
  */
-int netlbl_secattr_catmap_setrng(struct netlbl_lsm_secattr_catmap *catmap,
+int netlbl_secattr_catmap_setrng(struct netlbl_lsm_secattr_catmap **catmap,
 				 u32 start,
 				 u32 end,
 				 gfp_t flags)
 {
 	int ret_val = 0;
-	struct netlbl_lsm_secattr_catmap *iter = catmap;
+	struct netlbl_lsm_secattr_catmap *iter = *catmap;
 	u32 iter_max_spot;
 	u32 spot;
+	u32 orig_spot = iter->startbit;
 
 	/* XXX - This could probably be made a bit faster by combining writes
 	 * to the catmap instead of setting a single bit each time, but for
@@ -591,7 +605,9 @@ int netlbl_secattr_catmap_setrng(struct netlbl_lsm_secattr_catmap *catmap,
 			iter = iter->next;
 			iter_max_spot = iter->startbit + NETLBL_CATMAP_SIZE;
 		}
-		ret_val = netlbl_secattr_catmap_setbit(iter, spot, GFP_ATOMIC);
+		ret_val = netlbl_secattr_catmap_setbit(&iter, spot, flags);
+		if (iter->startbit < orig_spot)
+			*catmap = iter;
 	}
 
 	return ret_val;
@@ -694,7 +710,11 @@ socket_setattr_return:
  */
 void netlbl_sock_delattr(struct sock *sk)
 {
-	cipso_v4_sock_delattr(sk);
+	switch (sk->sk_family) {
+	case AF_INET:
+		cipso_v4_sock_delattr(sk);
+		break;
+	}
 }
 
 /**
@@ -873,7 +893,11 @@ req_setattr_return:
 */
 void netlbl_req_delattr(struct request_sock *req)
 {
-	cipso_v4_req_delattr(req);
+	switch (req->rsk_ops->family) {
+	case AF_INET:
+		cipso_v4_req_delattr(req);
+		break;
+	}
 }
 
 /**