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switch follow_up() to struct path

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2009-04-18 03:26:48 -04:00
parent e64c390ca0
commit bab77ebf51
4 changed files with 11 additions and 11 deletions
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16
fs/namei.c
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@@ -675,23 +675,23 @@ loop:
return err;
}
int follow_up(struct vfsmount **mnt, struct dentry **dentry)
int follow_up(struct path *path)
{
struct vfsmount *parent;
struct dentry *mountpoint;
spin_lock(&vfsmount_lock);
parent=(*mnt)->mnt_parent;
if (parent == *mnt) {
parent = path->mnt->mnt_parent;
if (parent == path->mnt) {
spin_unlock(&vfsmount_lock);
return 0;
}
mntget(parent);
mountpoint=dget((*mnt)->mnt_mountpoint);
mountpoint = dget(path->mnt->mnt_mountpoint);
spin_unlock(&vfsmount_lock);
dput(*dentry);
*dentry = mountpoint;
mntput(*mnt);
*mnt = parent;
dput(path->dentry);
path->dentry = mountpoint;
mntput(path->mnt);
path->mnt = parent;
return 1;
}