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Subject[PATCH 30/52] CRED: Give the rmdir() inode op a credentials pointer
Date
Give the rmdir() inode op a credentials pointer.

Signed-off-by: David Howells <dhowells@redhat.com>
---

fs/afs/dir.c | 6 ++++--
fs/autofs4/root.c | 5 +++--
fs/bad_inode.c | 3 ++-
fs/ext3/namei.c | 4 ++--
fs/libfs.c | 4 +---
fs/namei.c | 3 ++-
fs/nfs/dir.c | 6 +++---
fs/vfat/namei.c | 3 ++-
include/linux/fs.h | 4 ++--
mm/shmem.c | 4 ++--
net/sunrpc/rpc_pipe.c | 6 ++++--
security/inode.c | 2 +-
12 files changed, 28 insertions(+), 22 deletions(-)

diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index b6d5abb..9f2c214 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -32,7 +32,8 @@ static int afs_create(struct inode *dir, struct dentry *dentry, int mode,
struct nameidata *nd, struct cred *cred);
static int afs_mkdir(struct inode *dir, struct dentry *dentry, int mode,
struct cred *cred);
-static int afs_rmdir(struct inode *dir, struct dentry *dentry);
+static int afs_rmdir(struct inode *dir, struct dentry *dentry,
+ struct cred *cred);
static int afs_unlink(struct inode *dir, struct dentry *dentry,
struct cred *cred);
static int afs_link(struct dentry *from, struct inode *dir,
@@ -794,7 +795,8 @@ error:
/*
* remove a directory from an AFS filesystem
*/
-static int afs_rmdir(struct inode *dir, struct dentry *dentry)
+static int afs_rmdir(struct inode *dir, struct dentry *dentry,
+ struct cred *cred)
{
struct afs_vnode *dvnode, *vnode;
struct key *key;
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index 747a51f..1743d38 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -21,7 +21,7 @@

static int autofs4_dir_symlink(struct inode *,struct dentry *,const char *);
static int autofs4_dir_unlink(struct inode *,struct dentry *, struct cred *);
-static int autofs4_dir_rmdir(struct inode *,struct dentry *);
+static int autofs4_dir_rmdir(struct inode *,struct dentry *, struct cred *);
static int autofs4_dir_mkdir(struct inode *,struct dentry *,int, struct cred *);
static int autofs4_root_ioctl(struct inode *, struct file *,unsigned int,unsigned long);
static int autofs4_dir_open(struct inode *inode, struct file *file);
@@ -790,7 +790,8 @@ static int autofs4_dir_unlink(struct inode *dir, struct dentry *dentry,
return 0;
}

-static int autofs4_dir_rmdir(struct inode *dir, struct dentry *dentry)
+static int autofs4_dir_rmdir(struct inode *dir, struct dentry *dentry,
+ struct cred *cred)
{
struct autofs_sb_info *sbi = autofs4_sbi(dir->i_sb);
struct autofs_info *ino = autofs4_dentry_ino(dentry);
diff --git a/fs/bad_inode.c b/fs/bad_inode.c
index 0b0a787..79d8856 100644
--- a/fs/bad_inode.c
+++ b/fs/bad_inode.c
@@ -221,7 +221,8 @@ static int bad_inode_mkdir(struct inode *dir, struct dentry *dentry,
return -EIO;
}

-static int bad_inode_rmdir (struct inode *dir, struct dentry *dentry)
+static int bad_inode_rmdir (struct inode *dir, struct dentry *dentry,
+ struct cred *cred)
{
return -EIO;
}
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index f0e3303..b54b60a 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -2080,9 +2080,9 @@ out_brelse:
goto out_err;
}

-static int ext3_rmdir (struct inode * dir, struct dentry *dentry)
+static int ext3_rmdir (struct inode * dir, struct dentry *dentry,
+ struct cred *cred)
{
- struct cred *cred = current->cred;
int retval;
struct inode * inode;
struct buffer_head * bh;
diff --git a/fs/libfs.c b/fs/libfs.c
index d4cab7a..f237ef3 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -294,10 +294,8 @@ int simple_unlink(struct inode *dir, struct dentry *dentry, struct cred *cred)
return 0;
}

-int simple_rmdir(struct inode *dir, struct dentry *dentry)
+int simple_rmdir(struct inode *dir, struct dentry *dentry, struct cred *cred)
{
- struct cred *cred = current->cred;
-
if (!simple_empty(dentry))
return -ENOTEMPTY;

diff --git a/fs/namei.c b/fs/namei.c
index fe94ef5..b991b32 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -2058,6 +2058,7 @@ void dentry_unhash(struct dentry *dentry)

int vfs_rmdir(struct inode *dir, struct dentry *dentry)
{
+ struct cred *cred = current->cred;
int error = may_delete(dir, dentry, 1);

if (error)
@@ -2075,7 +2076,7 @@ int vfs_rmdir(struct inode *dir, struct dentry *dentry)
else {
error = security_inode_rmdir(dir, dentry);
if (!error) {
- error = dir->i_op->rmdir(dir, dentry);
+ error = dir->i_op->rmdir(dir, dentry, cred);
if (!error)
dentry->d_inode->i_flags |= S_DEAD;
}
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 5c1f1d4..447a364 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -47,7 +47,7 @@ static struct dentry *nfs_lookup(struct inode *, struct dentry *, struct nameida
static int nfs_create(struct inode *, struct dentry *, int, struct nameidata *,
struct cred *);
static int nfs_mkdir(struct inode *, struct dentry *, int, struct cred *);
-static int nfs_rmdir(struct inode *, struct dentry *);
+static int nfs_rmdir(struct inode *, struct dentry *, struct cred *);
static int nfs_unlink(struct inode *, struct dentry *, struct cred *);
static int nfs_symlink(struct inode *, struct dentry *, const char *);
static int nfs_link(struct dentry *, struct inode *, struct dentry *,
@@ -1348,9 +1348,9 @@ out_err:
return error;
}

-static int nfs_rmdir(struct inode *dir, struct dentry *dentry)
+static int nfs_rmdir(struct inode *dir, struct dentry *dentry,
+ struct cred *acred)
{
- struct cred *acred = current->cred;
int error;

dfprintk(VFS, "NFS: rmdir(%s/%ld), %s\n",
diff --git a/fs/vfat/namei.c b/fs/vfat/namei.c
index 434ffdf..f4bab9d 100644
--- a/fs/vfat/namei.c
+++ b/fs/vfat/namei.c
@@ -764,7 +764,8 @@ out:
return err;
}

-static int vfat_rmdir(struct inode *dir, struct dentry *dentry)
+static int vfat_rmdir(struct inode *dir, struct dentry *dentry,
+ struct cred *cred)
{
struct inode *inode = dentry->d_inode;
struct fat_slot_info sinfo;
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 62df85a..f7838e9 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1143,7 +1143,7 @@ struct inode_operations {
int (*unlink) (struct inode *,struct dentry *, struct cred *);
int (*symlink) (struct inode *,struct dentry *,const char *);
int (*mkdir) (struct inode *,struct dentry *,int, struct cred *);
- int (*rmdir) (struct inode *,struct dentry *);
+ int (*rmdir) (struct inode *,struct dentry *, struct cred *);
int (*mknod) (struct inode *,struct dentry *,int,dev_t, struct cred *);
int (*rename) (struct inode *, struct dentry *,
struct inode *, struct dentry *);
@@ -1798,7 +1798,7 @@ extern int simple_statfs(struct dentry *, struct kstatfs *);
extern int simple_link(struct dentry *, struct inode *, struct dentry *,
struct cred *);
extern int simple_unlink(struct inode *, struct dentry *, struct cred *);
-extern int simple_rmdir(struct inode *, struct dentry *);
+extern int simple_rmdir(struct inode *, struct dentry *, struct cred *);
extern int simple_rename(struct inode *, struct dentry *, struct inode *, struct dentry *);
extern int simple_sync_file(struct file *, struct dentry *, int);
extern int simple_empty(struct dentry *);
diff --git a/mm/shmem.c b/mm/shmem.c
index 1e3c4e7..d0e2db8 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1811,9 +1811,9 @@ static int shmem_unlink(struct inode *dir, struct dentry *dentry,
return 0;
}

-static int shmem_rmdir(struct inode *dir, struct dentry *dentry)
+static int shmem_rmdir(struct inode *dir, struct dentry *dentry,
+ struct cred *cred)
{
- struct cred *cred = current->cred;
if (!simple_empty(dentry))
return -ENOTEMPTY;

diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index 1906ee1..c38cc0d 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -547,7 +547,7 @@ repeat:
if (S_ISREG(dentry->d_inode->i_mode))
simple_unlink(dir, dentry, cred);
else if (S_ISDIR(dentry->d_inode->i_mode))
- simple_rmdir(dir, dentry);
+ simple_rmdir(dir, dentry, cred);
d_delete(dentry);
dput(dentry);
} while (n);
@@ -618,8 +618,10 @@ out_err:
static int
__rpc_rmdir(struct inode *dir, struct dentry *dentry)
{
+ struct cred *cred = current->cred;
int error;
- error = simple_rmdir(dir, dentry);
+
+ error = simple_rmdir(dir, dentry, cred);
if (!error)
d_delete(dentry);
return error;
diff --git a/security/inode.c b/security/inode.c
index 1eaaf3d..0ea9f41 100644
--- a/security/inode.c
+++ b/security/inode.c
@@ -305,7 +305,7 @@ void securityfs_remove(struct dentry *dentry)
if (positive(dentry)) {
if (dentry->d_inode) {
if (S_ISDIR(dentry->d_inode->i_mode))
- simple_rmdir(parent->d_inode, dentry);
+ simple_rmdir(parent->d_inode, dentry, cred);
else
simple_unlink(parent->d_inode, dentry, cred);
dput(dentry);
-
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