selinux: place open in the common file perms

kernel can dynamically remap perms.  Drop the open lookup table and put open
in the common file perms.

Signed-off-by: Eric Paris <eparis@redhat.com>
Acked-by:  Stephen D. Smalley <sds@tycho.nsa.gov>
Signed-off-by: James Morris <jmorris@namei.org>

1 files changed, 3 insertions, 21 deletions

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 650947a72a2b..9b40f4c0ac70 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -1776,27 +1776,9 @@ static inline u32 open_file_to_av(struct file *file)
 {
         u32 av = file_to_av(file);
 
-        if (selinux_policycap_openperm) {
-                mode_t mode = file->f_path.dentry->d_inode->i_mode;
-                /*
-                 * lnk files and socks do not really have an 'open'
-                 */
-                if (S_ISREG(mode))
-                        av |= FILE__OPEN;
-                else if (S_ISCHR(mode))
-                        av |= CHR_FILE__OPEN;
-                else if (S_ISBLK(mode))
-                        av |= BLK_FILE__OPEN;
-                else if (S_ISFIFO(mode))
-                        av |= FIFO_FILE__OPEN;
-                else if (S_ISDIR(mode))
-                        av |= DIR__OPEN;
-                else if (S_ISSOCK(mode))
-                        av |= SOCK_FILE__OPEN;
-                else
-                        printk(KERN_ERR "SELinux: WARNING: inside %s with "
-                                "unknown mode:%o\n", __func__, mode);
-        }
+        if (selinux_policycap_openperm)
+                av |= FILE__OPEN;
+
         return av;
 }