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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>
hifive-unleashed-5.1
Trond Myklebust 2007-01-13 02:28:11 -05:00
parent c79ba787c1
commit faebf4e2bb
1 changed files with 6 additions and 5 deletions
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11
fs/nfs/getroot.c
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@ -135,17 +135,15 @@ int nfs4_path_walk(struct nfs_server *server,
struct nfs_fh lastfh;
struct qstr name;
int ret;
//int referral_count = 0;
dprintk("--> nfs4_path_walk(,,%s)\n", path);
fsinfo.fattr = &fattr;
nfs_fattr_init(&fattr);
if (*path++ != '/') {
dprintk("nfs4_get_root: Path does not begin with a slash\n");
return -EINVAL;
}
/* Eat leading slashes */
while (*path == '/')
path++;
/* Start by getting the root filehandle from the server */
ret = server->nfs_client->rpc_ops->getroot(server, mntfh, &fsinfo);
@ -160,6 +158,7 @@ int nfs4_path_walk(struct nfs_server *server,
return -ENOTDIR;
}
/* FIXME: It is quite valid for the server to return a referral here */
if (fattr.valid & NFS_ATTR_FATTR_V4_REFERRAL) {
printk(KERN_ERR "nfs4_get_root:"
" getroot obtained referral\n");
@ -187,6 +186,7 @@ eat_dot_dir:
goto eat_dot_dir;
}
/* FIXME: Why shouldn't the user be able to use ".." in the path? */
if (path[0] == '.' && path[1] == '.' && (path[2] == '/' || !path[2])
) {
printk(KERN_ERR "nfs4_get_root:"
@ -212,6 +212,7 @@ eat_dot_dir:
return -ENOTDIR;
}
/* FIXME: Referrals are quite valid here too */
if (fattr.valid & NFS_ATTR_FATTR_V4_REFERRAL) {
printk(KERN_ERR "nfs4_get_root:"
" lookupfh obtained referral\n");