Merge branch 'audit.b38' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/audit...

[~andy/linux] / net / ipv4 / netfilter / iptable_mangle.c

diff --git a/net/ipv4/netfilter/iptable_mangle.c b/net/ipv4/netfilter/iptable_mangle.c
index 9278802f2742ce14df5a2fba0da8c36b027cbfb6..902446f7cbca8ae630677eb423ae1f0c9540ef56 100644 (file)
--- a/net/ipv4/netfilter/iptable_mangle.c
+++ b/net/ipv4/netfilter/iptable_mangle.c
@@ -33,73 +33,35 @@ static struct
        struct ipt_replace repl;
        struct ipt_standard entries[5];
        struct ipt_error term;
-} initial_table __initdata
-= { { "mangle", MANGLE_VALID_HOOKS, 6,
-      sizeof(struct ipt_standard) * 5 + sizeof(struct ipt_error),
-      { [NF_IP_PRE_ROUTING]    = 0,
-       [NF_IP_LOCAL_IN]        = sizeof(struct ipt_standard),
-       [NF_IP_FORWARD]         = sizeof(struct ipt_standard) * 2,
-       [NF_IP_LOCAL_OUT]       = sizeof(struct ipt_standard) * 3,
-       [NF_IP_POST_ROUTING]    = sizeof(struct ipt_standard) * 4 },
-      { [NF_IP_PRE_ROUTING]    = 0,
-       [NF_IP_LOCAL_IN]        = sizeof(struct ipt_standard),
-       [NF_IP_FORWARD]         = sizeof(struct ipt_standard) * 2,
-       [NF_IP_LOCAL_OUT]       = sizeof(struct ipt_standard) * 3,
-       [NF_IP_POST_ROUTING]    = sizeof(struct ipt_standard) * 4 },
-      0, NULL, { } },
-    {
-           /* PRE_ROUTING */
-           { { { { 0 }, { 0 }, { 0 }, { 0 }, "", "", { 0 }, { 0 }, 0, 0, 0 },
-               0,
-               sizeof(struct ipt_entry),
-               sizeof(struct ipt_standard),
-               0, { 0, 0 }, { } },
-             { { { { IPT_ALIGN(sizeof(struct ipt_standard_target)), "" } }, { } },
-               -NF_ACCEPT - 1 } },
-           /* LOCAL_IN */
-           { { { { 0 }, { 0 }, { 0 }, { 0 }, "", "", { 0 }, { 0 }, 0, 0, 0 },
-               0,
-               sizeof(struct ipt_entry),
-               sizeof(struct ipt_standard),
-               0, { 0, 0 }, { } },
-             { { { { IPT_ALIGN(sizeof(struct ipt_standard_target)), "" } }, { } },
-               -NF_ACCEPT - 1 } },
-           /* FORWARD */
-           { { { { 0 }, { 0 }, { 0 }, { 0 }, "", "", { 0 }, { 0 }, 0, 0, 0 },
-               0,
-               sizeof(struct ipt_entry),
-               sizeof(struct ipt_standard),
-               0, { 0, 0 }, { } },
-             { { { { IPT_ALIGN(sizeof(struct ipt_standard_target)), "" } }, { } },
-               -NF_ACCEPT - 1 } },
-           /* LOCAL_OUT */
-           { { { { 0 }, { 0 }, { 0 }, { 0 }, "", "", { 0 }, { 0 }, 0, 0, 0 },
-               0,
-               sizeof(struct ipt_entry),
-               sizeof(struct ipt_standard),
-               0, { 0, 0 }, { } },
-             { { { { IPT_ALIGN(sizeof(struct ipt_standard_target)), "" } }, { } },
-               -NF_ACCEPT - 1 } },
-           /* POST_ROUTING */
-           { { { { 0 }, { 0 }, { 0 }, { 0 }, "", "", { 0 }, { 0 }, 0, 0, 0 },
-               0,
-               sizeof(struct ipt_entry),
-               sizeof(struct ipt_standard),
-               0, { 0, 0 }, { } },
-             { { { { IPT_ALIGN(sizeof(struct ipt_standard_target)), "" } }, { } },
-               -NF_ACCEPT - 1 } },
-    },
-    /* ERROR */
-    { { { { 0 }, { 0 }, { 0 }, { 0 }, "", "", { 0 }, { 0 }, 0, 0, 0 },
-       0,
-       sizeof(struct ipt_entry),
-       sizeof(struct ipt_error),
-       0, { 0, 0 }, { } },
-      { { { { IPT_ALIGN(sizeof(struct ipt_error_target)), IPT_ERROR_TARGET } },
-         { } },
-       "ERROR"
-      }
-    }
+} initial_table __initdata = {
+       .repl = {
+               .name = "mangle",
+               .valid_hooks = MANGLE_VALID_HOOKS,
+               .num_entries = 6,
+               .size = sizeof(struct ipt_standard) * 5 + sizeof(struct ipt_error),
+               .hook_entry = {
+                       [NF_IP_PRE_ROUTING]     = 0,
+                       [NF_IP_LOCAL_IN]        = sizeof(struct ipt_standard),
+                       [NF_IP_FORWARD]         = sizeof(struct ipt_standard) * 2,
+                       [NF_IP_LOCAL_OUT]       = sizeof(struct ipt_standard) * 3,
+                       [NF_IP_POST_ROUTING]    = sizeof(struct ipt_standard) * 4,
+               },
+               .underflow = {
+                       [NF_IP_PRE_ROUTING]     = 0,
+                       [NF_IP_LOCAL_IN]        = sizeof(struct ipt_standard),
+                       [NF_IP_FORWARD]         = sizeof(struct ipt_standard) * 2,
+                       [NF_IP_LOCAL_OUT]       = sizeof(struct ipt_standard) * 3,
+                       [NF_IP_POST_ROUTING]    = sizeof(struct ipt_standard) * 4,
+               },
+       },
+       .entries = {
+               IPT_STANDARD_INIT(NF_ACCEPT),   /* PRE_ROUTING */
+               IPT_STANDARD_INIT(NF_ACCEPT),   /* LOCAL_IN */
+               IPT_STANDARD_INIT(NF_ACCEPT),   /* FORWARD */
+               IPT_STANDARD_INIT(NF_ACCEPT),   /* LOCAL_OUT */
+               IPT_STANDARD_INIT(NF_ACCEPT),   /* POST_ROUTING */
+       },
+       .term = IPT_ERROR_INIT,                 /* ERROR */
 };
 
 static struct xt_table packet_mangler = {
@@ -138,7 +100,8 @@ ipt_local_hook(unsigned int hook,
        if ((*pskb)->len < sizeof(struct iphdr)
            || ip_hdrlen(*pskb) < sizeof(struct iphdr)) {
                if (net_ratelimit())
-                       printk("ipt_hook: happy cracking.\n");
+                       printk("iptable_mangle: ignoring short SOCK_RAW "
+                              "packet.\n");
                return NF_ACCEPT;
        }