ipv4: check optlen for IP_MULTICAST_IF option

[net-next-2.6.git] / net / socket.c

diff --git a/net/socket.c b/net/socket.c
index 2a022c00d85c509e2346a8afac33eaa63154439a..49917a1cac7d921f6fae418bb89a19a4e9e02a1f 100644 (file)
--- a/net/socket.c
+++ b/net/socket.c
@@ -86,6 +86,7 @@
 #include <linux/audit.h>
 #include <linux/wireless.h>
 #include <linux/nsproxy.h>
+#include <linux/magic.h>
 
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
@@ -235,8 +236,6 @@ int move_addr_to_user(struct sockaddr *kaddr, int klen, void __user *uaddr,
        return __put_user(klen, ulen);
 }
 
-#define SOCKFS_MAGIC 0x534F434B
-
 static struct kmem_cache *sock_inode_cachep __read_mostly;
 
 static struct inode *sock_alloc_inode(struct super_block *sb)
@@ -285,7 +284,7 @@ static int init_inodecache(void)
        return 0;
 }
 
-static struct super_operations sockfs_ops = {
+static const struct super_operations sockfs_ops = {
        .alloc_inode =  sock_alloc_inode,
        .destroy_inode =sock_destroy_inode,
        .statfs =       simple_statfs,