struct dentry *dentry,
struct nameidata *nd);
static int afs_mntpt_open(struct inode *inode, struct file *file);
+static void *afs_mntpt_follow_link(struct dentry *dentry, struct nameidata *nd);
-#ifdef AFS_AUTOMOUNT_SUPPORT
-static int afs_mntpt_follow_link(struct dentry *dentry, struct nameidata *nd);
-#endif
-
-struct file_operations afs_mntpt_file_operations = {
+const struct file_operations afs_mntpt_file_operations = {
.open = afs_mntpt_open,
};
struct inode_operations afs_mntpt_inode_operations = {
.lookup = afs_mntpt_lookup,
-#ifdef AFS_AUTOMOUNT_SUPPORT
.follow_link = afs_mntpt_follow_link,
-#endif
.readlink = page_readlink,
.getattr = afs_inode_getattr,
};
-#ifdef AFS_AUTOMOUNT_SUPPORT
static LIST_HEAD(afs_vfsmounts);
static void afs_mntpt_expiry_timed_out(struct afs_timer *timer);
struct afs_timer afs_mntpt_expiry_timer;
unsigned long afs_mntpt_expiry_timeout = 20;
-#endif
/*****************************************************************************/
/*
return -EREMOTE;
} /* end afs_mntpt_open() */
-#ifdef AFS_AUTOMOUNT_SUPPORT
/*****************************************************************************/
/*
* create a vfsmount to be automounted
struct page *page = NULL;
size_t size;
char *buf, *devname = NULL, *options = NULL;
+ filler_t *filler;
int ret;
kenter("{%s}", mntpt->d_name.name);
goto error;
/* read the contents of the AFS special symlink */
- filler_t *filler = mntpt->d_inode->i_mapping->a_ops->readpage;
+ filler = (filler_t *)mntpt->d_inode->i_mapping->a_ops->readpage;
page = read_cache_page(mntpt->d_inode->i_mapping, 0, filler, NULL);
if (IS_ERR(page)) {
/*
* follow a link from a mountpoint directory, thus causing it to be mounted
*/
-static int afs_mntpt_follow_link(struct dentry *dentry, struct nameidata *nd)
+static void *afs_mntpt_follow_link(struct dentry *dentry, struct nameidata *nd)
{
- struct nameidata newnd;
struct vfsmount *newmnt;
+ struct dentry *old_dentry;
int err;
kenter("%p{%s},{%s:%p{%s}}",
nd->dentry->d_name.name);
newmnt = afs_mntpt_do_automount(dentry);
- if (IS_ERR(newmnt))
- return PTR_ERR(newmnt);
+ if (IS_ERR(newmnt)) {
+ path_release(nd);
+ return (void *)newmnt;
+ }
+
+ old_dentry = nd->dentry;
+ nd->dentry = dentry;
+ err = do_add_mount(newmnt, nd, 0, &afs_vfsmounts);
+ nd->dentry = old_dentry;
- struct_cpy(&newnd, nd);
- newnd.dentry = dentry;
- err = do_add_mount(newmnt, &newnd, 0, &afs_vfsmounts);
+ path_release(nd);
if (!err) {
- path_release(nd);
mntget(newmnt);
nd->mnt = newmnt;
dget(newmnt->mnt_root);
}
kleave(" = %d", err);
- return err;
+ return ERR_PTR(err);
} /* end afs_mntpt_follow_link() */
/*****************************************************************************/
kleave("");
} /* end afs_mntpt_expiry_timed_out() */
-#endif