This is needed for computing pathnames in the AppArmor LSM.

Signed-off-by: Tony Jones <[EMAIL PROTECTED]>
Signed-off-by: Andreas Gruenbacher <[EMAIL PROTECTED]>
Signed-off-by: John Johansen <[EMAIL PROTECTED]>

---
 fs/namei.c               |    2 +-
 include/linux/security.h |   10 +++++++---
 security/dummy.c         |    3 ++-
 security/security.c      |    5 +++--
 security/selinux/hooks.c |    3 ++-
 5 files changed, 15 insertions(+), 8 deletions(-)

--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2219,7 +2219,7 @@ int vfs_rmdir(struct inode *dir, struct 
        if (d_mountpoint(dentry))
                error = -EBUSY;
        else {
-               error = security_inode_rmdir(dir, dentry);
+               error = security_inode_rmdir(dir, dentry, mnt);
                if (!error) {
                        error = dir->i_op->rmdir(dir, dentry);
                        if (!error)
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -349,6 +349,7 @@ struct request_sock;
  *     Check the permission to remove a directory.
  *     @dir contains the inode structure of parent of the directory to be 
removed.
  *     @dentry contains the dentry structure of directory to be removed.
+ *     @mnt is the vfsmount corresponding to @dentry (may be NULL).
  *     Return 0 if permission is granted.
  * @inode_mknod:
  *     Check permissions when creating a special file (or a socket or a fifo
@@ -1290,7 +1291,8 @@ struct security_operations {
                              struct vfsmount *mnt, const char *old_name);
        int (*inode_mkdir) (struct inode *dir, struct dentry *dentry,
                            struct vfsmount *mnt, int mode);
-       int (*inode_rmdir) (struct inode *dir, struct dentry *dentry);
+       int (*inode_rmdir) (struct inode *dir, struct dentry *dentry,
+                           struct vfsmount *mnt);
        int (*inode_mknod) (struct inode *dir, struct dentry *dentry,
                            struct vfsmount *mnt, int mode, dev_t dev);
        int (*inode_rename) (struct inode *old_dir, struct dentry *old_dentry,
@@ -1557,7 +1559,8 @@ int security_inode_symlink(struct inode 
                           struct vfsmount *mnt, const char *old_name);
 int security_inode_mkdir(struct inode *dir, struct dentry *dentry,
                         struct vfsmount *mnt, int mode);
-int security_inode_rmdir(struct inode *dir, struct dentry *dentry);
+int security_inode_rmdir(struct inode *dir, struct dentry *dentry,
+                        struct vfsmount *mnt);
 int security_inode_mknod(struct inode *dir, struct dentry *dentry,
                         struct vfsmount *mnt, int mode, dev_t dev);
 int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
@@ -1901,7 +1904,8 @@ static inline int security_inode_mkdir (
 }
 
 static inline int security_inode_rmdir (struct inode *dir,
-                                       struct dentry *dentry)
+                                       struct dentry *dentry,
+                                       struct vfsmount *mnt)
 {
        return 0;
 }
--- a/security/dummy.c
+++ b/security/dummy.c
@@ -320,7 +320,8 @@ static int dummy_inode_mkdir (struct ino
        return 0;
 }
 
-static int dummy_inode_rmdir (struct inode *inode, struct dentry *dentry)
+static int dummy_inode_rmdir (struct inode *inode, struct dentry *dentry,
+                             struct vfsmount *mnt)
 {
        return 0;
 }
--- a/security/security.c
+++ b/security/security.c
@@ -389,11 +389,12 @@ int security_inode_mkdir(struct inode *d
        return security_ops->inode_mkdir(dir, dentry, mnt, mode);
 }
 
-int security_inode_rmdir(struct inode *dir, struct dentry *dentry)
+int security_inode_rmdir(struct inode *dir, struct dentry *dentry,
+                        struct vfsmount *mnt)
 {
        if (unlikely(IS_PRIVATE(dentry->d_inode)))
                return 0;
-       return security_ops->inode_rmdir(dir, dentry);
+       return security_ops->inode_rmdir(dir, dentry, mnt);
 }
 
 int security_inode_mknod(struct inode *dir, struct dentry *dentry,
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2454,7 +2454,8 @@ static int selinux_inode_mkdir(struct in
        return may_create(dir, dentry, SECCLASS_DIR);
 }
 
-static int selinux_inode_rmdir(struct inode *dir, struct dentry *dentry)
+static int selinux_inode_rmdir(struct inode *dir, struct dentry *dentry,
+                              struct vfsmount *mnt)
 {
        return may_link(dir, dentry, MAY_RMDIR);
 }

-- 

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