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authorAl Viro <viro@zeniv.linux.org.uk>2008-07-22 00:07:17 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2008-07-26 20:53:31 -0400
commitf419a2e3b64def707e1384ee38abb77f99af5f6d (patch)
treeadbe12c510f04cf25ca6f822ee8004c8679a3a63 /fs
parent30524472c2f728c20d6bf35191042a5d455c0a64 (diff)
downloadlinux-2.6.34-ux500-f419a2e3b64def707e1384ee38abb77f99af5f6d.tar.gz
[PATCH] kill nameidata passing to permission(), rename to inode_permission()
Incidentally, the name that gives hundreds of false positives on grep is not a good idea... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/ecryptfs/inode.c2
-rw-r--r--fs/namei.c22
-rw-r--r--fs/nfsd/nfsfh.c2
-rw-r--r--fs/nfsd/vfs.c4
-rw-r--r--fs/utimes.c2
-rw-r--r--fs/xattr.c2
6 files changed, 15 insertions, 19 deletions
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index f25caf2b088..89209f00f9c 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -830,7 +830,7 @@ out:
static int
ecryptfs_permission(struct inode *inode, int mask)
{
- return permission(ecryptfs_inode_to_lower(inode), mask, NULL);
+ return inode_permission(ecryptfs_inode_to_lower(inode), mask);
}
/**
diff --git a/fs/namei.c b/fs/namei.c
index 396cb3e5c36..5029b93ebbd 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -227,13 +227,9 @@ int generic_permission(struct inode *inode, int mask,
return -EACCES;
}
-int permission(struct inode *inode, int mask, struct nameidata *nd)
+int inode_permission(struct inode *inode, int mask)
{
int retval;
- struct vfsmount *mnt = NULL;
-
- if (nd)
- mnt = nd->path.mnt;
if (mask & MAY_WRITE) {
umode_t mode = inode->i_mode;
@@ -293,7 +289,7 @@ int permission(struct inode *inode, int mask, struct nameidata *nd)
*/
int vfs_permission(struct nameidata *nd, int mask)
{
- return permission(nd->path.dentry->d_inode, mask, nd);
+ return inode_permission(nd->path.dentry->d_inode, mask);
}
/**
@@ -310,7 +306,7 @@ int vfs_permission(struct nameidata *nd, int mask)
*/
int file_permission(struct file *file, int mask)
{
- return permission(file->f_path.dentry->d_inode, mask, NULL);
+ return inode_permission(file->f_path.dentry->d_inode, mask);
}
/*
@@ -1262,7 +1258,7 @@ static struct dentry *lookup_hash(struct nameidata *nd)
{
int err;
- err = permission(nd->path.dentry->d_inode, MAY_EXEC, nd);
+ err = inode_permission(nd->path.dentry->d_inode, MAY_EXEC);
if (err)
return ERR_PTR(err);
return __lookup_hash(&nd->last, nd->path.dentry, nd);
@@ -1310,7 +1306,7 @@ struct dentry *lookup_one_len(const char *name, struct dentry *base, int len)
if (err)
return ERR_PTR(err);
- err = permission(base->d_inode, MAY_EXEC, NULL);
+ err = inode_permission(base->d_inode, MAY_EXEC);
if (err)
return ERR_PTR(err);
return __lookup_hash(&this, base, NULL);
@@ -1400,7 +1396,7 @@ static int may_delete(struct inode *dir,struct dentry *victim,int isdir)
BUG_ON(victim->d_parent->d_inode != dir);
audit_inode_child(victim->d_name.name, victim, dir);
- error = permission(dir,MAY_WRITE | MAY_EXEC, NULL);
+ error = inode_permission(dir, MAY_WRITE | MAY_EXEC);
if (error)
return error;
if (IS_APPEND(dir))
@@ -1437,7 +1433,7 @@ static inline int may_create(struct inode *dir, struct dentry *child,
return -EEXIST;
if (IS_DEADDIR(dir))
return -ENOENT;
- return permission(dir,MAY_WRITE | MAY_EXEC, nd);
+ return inode_permission(dir, MAY_WRITE | MAY_EXEC);
}
/*
@@ -2543,7 +2539,7 @@ static int vfs_rename_dir(struct inode *old_dir, struct dentry *old_dentry,
* we'll need to flip '..'.
*/
if (new_dir != old_dir) {
- error = permission(old_dentry->d_inode, MAY_WRITE, NULL);
+ error = inode_permission(old_dentry->d_inode, MAY_WRITE);
if (error)
return error;
}
@@ -2897,7 +2893,7 @@ EXPORT_SYMBOL(page_symlink);
EXPORT_SYMBOL(page_symlink_inode_operations);
EXPORT_SYMBOL(path_lookup);
EXPORT_SYMBOL(vfs_path_lookup);
-EXPORT_SYMBOL(permission);
+EXPORT_SYMBOL(inode_permission);
EXPORT_SYMBOL(vfs_permission);
EXPORT_SYMBOL(file_permission);
EXPORT_SYMBOL(unlock_rename);
diff --git a/fs/nfsd/nfsfh.c b/fs/nfsd/nfsfh.c
index f45451eb1e3..ea37c96f044 100644
--- a/fs/nfsd/nfsfh.c
+++ b/fs/nfsd/nfsfh.c
@@ -51,7 +51,7 @@ static int nfsd_acceptable(void *expv, struct dentry *dentry)
/* make sure parents give x permission to user */
int err;
parent = dget_parent(tdentry);
- err = permission(parent->d_inode, MAY_EXEC, NULL);
+ err = inode_permission(parent->d_inode, MAY_EXEC);
if (err < 0) {
dput(parent);
break;
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index ad1ad59e374..18060bed526 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1953,12 +1953,12 @@ nfsd_permission(struct svc_rqst *rqstp, struct svc_export *exp,
return 0;
/* This assumes NFSD_MAY_{READ,WRITE,EXEC} == MAY_{READ,WRITE,EXEC} */
- err = permission(inode, acc & (MAY_READ|MAY_WRITE|MAY_EXEC), NULL);
+ err = inode_permission(inode, acc & (MAY_READ|MAY_WRITE|MAY_EXEC));
/* Allow read access to binaries even when mode 111 */
if (err == -EACCES && S_ISREG(inode->i_mode) &&
acc == (NFSD_MAY_READ | NFSD_MAY_OWNER_OVERRIDE))
- err = permission(inode, MAY_EXEC, NULL);
+ err = inode_permission(inode, MAY_EXEC);
return err? nfserrno(err) : 0;
}
diff --git a/fs/utimes.c b/fs/utimes.c
index dad679d3a15..dc28b782625 100644
--- a/fs/utimes.c
+++ b/fs/utimes.c
@@ -96,7 +96,7 @@ static int utimes_common(struct path *path, struct timespec *times)
goto mnt_drop_write_and_out;
if (!is_owner_or_cap(inode)) {
- error = permission(inode, MAY_WRITE, NULL);
+ error = inode_permission(inode, MAY_WRITE);
if (error)
goto mnt_drop_write_and_out;
}
diff --git a/fs/xattr.c b/fs/xattr.c
index 4706a8b1f49..b96222e05ba 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -63,7 +63,7 @@ xattr_permission(struct inode *inode, const char *name, int mask)
return -EPERM;
}
- return permission(inode, mask, NULL);
+ return inode_permission(inode, mask);
}
int