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NFSv4: Don't require that NFSv4 mount paths begin with '/'
Addresses the regression noted in http://bugzilla.linux-nfs.org/show_bug.cgi?id=134 Also mark a couple of other regressions as requiring fixing. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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@ -135,17 +135,15 @@ int nfs4_path_walk(struct nfs_server *server,
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struct nfs_fh lastfh;
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struct qstr name;
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int ret;
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//int referral_count = 0;
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dprintk("--> nfs4_path_walk(,,%s)\n", path);
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fsinfo.fattr = &fattr;
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nfs_fattr_init(&fattr);
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if (*path++ != '/') {
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dprintk("nfs4_get_root: Path does not begin with a slash\n");
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return -EINVAL;
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}
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/* Eat leading slashes */
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while (*path == '/')
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path++;
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/* Start by getting the root filehandle from the server */
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ret = server->nfs_client->rpc_ops->getroot(server, mntfh, &fsinfo);
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@ -160,6 +158,7 @@ int nfs4_path_walk(struct nfs_server *server,
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return -ENOTDIR;
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}
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/* FIXME: It is quite valid for the server to return a referral here */
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if (fattr.valid & NFS_ATTR_FATTR_V4_REFERRAL) {
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printk(KERN_ERR "nfs4_get_root:"
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" getroot obtained referral\n");
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@ -187,6 +186,7 @@ eat_dot_dir:
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goto eat_dot_dir;
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}
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/* FIXME: Why shouldn't the user be able to use ".." in the path? */
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if (path[0] == '.' && path[1] == '.' && (path[2] == '/' || !path[2])
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) {
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printk(KERN_ERR "nfs4_get_root:"
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@ -212,6 +212,7 @@ eat_dot_dir:
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return -ENOTDIR;
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}
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/* FIXME: Referrals are quite valid here too */
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if (fattr.valid & NFS_ATTR_FATTR_V4_REFERRAL) {
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printk(KERN_ERR "nfs4_get_root:"
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" lookupfh obtained referral\n");
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