Move magic numbers into magic.h

Move various magic-number definitions into magic.h.

Signed-off-by: Nick Black <[e-mail]>
Acked-by: Pekka Enberg <[e-mail]>
Cc: Al Viro <[e-mail]>
Cc: "David S. Miller" <[e-mail]>
Cc: Casey Schaufler <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

fs/devpts/inode.c

···
 #include <linux/mount.h>
 #include <linux/tty.h>
 #include <linux/mutex.h>
+#include <linux/magic.h>
 #include <linux/idr.h>
 #include <linux/devpts_fs.h>
 #include <linux/parser.h>
 #include <linux/fsnotify.h>
 #include <linux/seq_file.h>
-
-#define DEVPTS_SUPER_MAGIC 0x1cd1
 
 #define DEVPTS_DEFAULT_MODE 0600
 /*

fs/hugetlbfs/inode.c

···
 #include <linux/statfs.h>
 #include <linux/security.h>
 #include <linux/ima.h>
+#include <linux/magic.h>
 
 #include <asm/uaccess.h>
-
-/* some random number */
-#define HUGETLBFS_MAGIC	0x958458f6
 
 static const struct super_operations hugetlbfs_ops;
 static const struct address_space_operations hugetlbfs_aops;

include/linux/magic.h

···
 #define SECURITYFS_MAGIC	0x73636673
 #define SELINUX_MAGIC		0xf97cff8c
 #define TMPFS_MAGIC		0x01021994
+#define HUGETLBFS_MAGIC 	0x958458f6	/* some random number */
 #define SQUASHFS_MAGIC		0x73717368
 #define EFS_SUPER_MAGIC		0x414A53
 #define EXT2_SUPER_MAGIC	0xEF53
···
 #define INOTIFYFS_SUPER_MAGIC	0x2BAD1DEA
 
 #define STACK_END_MAGIC		0x57AC6E9D
+
+#define DEVPTS_SUPER_MAGIC	0x1cd1
+#define SOCKFS_MAGIC		0x534F434B
+
 #endif /* __LINUX_MAGIC_H__ */

net/socket.c

···
 #include <linux/audit.h>
 #include <linux/wireless.h>
 #include <linux/nsproxy.h>
+#include <linux/magic.h>
 
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
···
 	 */
 	return __put_user(klen, ulen);
 }
-
-#define SOCKFS_MAGIC 0x534F434B
 
 static struct kmem_cache *sock_inode_cachep __read_mostly;
 

security/smack/smack_lsm.c

···
 #include <net/netlabel.h>
 #include <net/cipso_ipv4.h>
 #include <linux/audit.h>
+#include <linux/magic.h>
 #include "smack.h"
 
 #define task_security(task)	(task_cred_xxx((task), security))
-
-/*
- * I hope these are the hokeyist lines of code in the module. Casey.
- */
-#define DEVPTS_SUPER_MAGIC	0x1cd1
-#define SOCKFS_MAGIC		0x534F434B
-#define TMPFS_MAGIC		0x01021994
 
 /**
  * smk_fetch - Fetch the smack label from a file.