The vfsmount will be passed down to the LSM hook so that LSMs can compute
pathnames.
Signed-off-by: Tony Jones <[email protected]>
Signed-off-by: Andreas Gruenbacher <[email protected]>
Signed-off-by: John Johansen <[email protected]>
---
fs/ecryptfs/inode.c | 3 ++-
fs/namei.c | 4 ++--
fs/nfsd/nfs4recover.c | 2 +-
fs/nfsd/vfs.c | 2 +-
include/linux/fs.h | 2 +-
ipc/mqueue.c | 2 +-
6 files changed, 8 insertions(+), 7 deletions(-)
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -444,10 +444,11 @@ static int ecryptfs_unlink(struct inode
{
int rc = 0;
struct dentry *lower_dentry = ecryptfs_dentry_to_lower(dentry);
+ struct vfsmount *lower_mnt = ecryptfs_dentry_to_lower_mnt(dentry);
struct inode *lower_dir_inode = ecryptfs_inode_to_lower(dir);
lock_parent(lower_dentry);
- rc = vfs_unlink(lower_dir_inode, lower_dentry);
+ rc = vfs_unlink(lower_dir_inode, lower_dentry, lower_mnt);
if (rc) {
printk(KERN_ERR "Error in vfs_unlink; rc = [%d]\n", rc);
goto out_unlock;
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2201,7 +2201,7 @@ asmlinkage long sys_rmdir(const char __u
return do_rmdir(AT_FDCWD, pathname);
}
-int vfs_unlink(struct inode *dir, struct dentry *dentry)
+int vfs_unlink(struct inode *dir, struct dentry *dentry, struct vfsmount *mnt)
{
int error = may_delete(dir, dentry, 0);
@@ -2268,7 +2268,7 @@ static long do_unlinkat(int dfd, const c
error = mnt_want_write(nd.mnt);
if (error)
goto exit2;
- error = vfs_unlink(nd.dentry->d_inode, dentry);
+ error = vfs_unlink(nd.dentry->d_inode, dentry, nd.mnt);
mnt_drop_write(nd.mnt);
exit2:
dput(dentry);
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -265,7 +265,7 @@ nfsd4_remove_clid_file(struct dentry *di
return -EINVAL;
}
mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
- status = vfs_unlink(dir->d_inode, dentry);
+ status = vfs_unlink(dir->d_inode, dentry, rec_dir.mnt);
mutex_unlock(&dir->d_inode->i_mutex);
return status;
}
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1768,7 +1768,7 @@ nfsd_unlink(struct svc_rqst *rqstp, stru
host_err = -EPERM;
} else
#endif
- host_err = vfs_unlink(dirp, rdentry);
+ host_err = vfs_unlink(dirp, rdentry, exp->ex_mnt);
} else { /* It's RMDIR */
host_err = vfs_rmdir(dirp, rdentry, exp->ex_mnt);
}
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1079,7 +1079,7 @@ extern int vfs_mknod(struct inode *, str
extern int vfs_symlink(struct inode *, struct dentry *, struct vfsmount *, const char *, int);
extern int vfs_link(struct dentry *, struct vfsmount *, struct inode *, struct dentry *, struct vfsmount *);
extern int vfs_rmdir(struct inode *, struct dentry *, struct vfsmount *);
-extern int vfs_unlink(struct inode *, struct dentry *);
+extern int vfs_unlink(struct inode *, struct dentry *, struct vfsmount *);
extern int vfs_rename(struct inode *, struct dentry *, struct inode *, struct dentry *);
/*
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -750,7 +750,7 @@ asmlinkage long sys_mq_unlink(const char
err = mnt_want_write(mqueue_mnt);
if (err)
goto out_err;
- err = vfs_unlink(dentry->d_parent->d_inode, dentry);
+ err = vfs_unlink(dentry->d_parent->d_inode, dentry, mqueue_mnt);
mnt_drop_write(mqueue_mnt);
out_err:
dput(dentry);
--