diff options
| author | Jeff Layton <jlayton@redhat.com> | 2013-06-27 15:54:40 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2013-06-28 15:51:51 -0400 |
| commit | fb9b02fda06798cfca975c8b7fae3e6188a30572 (patch) | |
| tree | 20bc9c269443d11fa3fbda842874ecb5642acdfe /fs/nfs | |
| parent | 294ae81d4f89c76b7c5bbad7b14a43c02f6d738d (diff) | |
nfs: have nfs_mount fake up a auth_flavs list when the server didn't provide it
Instead of handling this as a special case in the auth-selection code,
we can simply fake up an auth_flavs list when the server doesn't
provide it.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs')
| -rw-r--r-- | fs/nfs/mount_clnt.c | 14 | ||||
| -rw-r--r-- | fs/nfs/super.c | 13 |
2 files changed, 13 insertions, 14 deletions
diff --git a/fs/nfs/mount_clnt.c b/fs/nfs/mount_clnt.c index 91a6faf811ac..99a45283b9ee 100644 --- a/fs/nfs/mount_clnt.c +++ b/fs/nfs/mount_clnt.c @@ -139,7 +139,10 @@ struct mnt_fhstatus { * nfs_mount - Obtain an NFS file handle for the given host and path * @info: pointer to mount request arguments * - * Uses default timeout parameters specified by underlying transport. + * Uses default timeout parameters specified by underlying transport. On + * successful return, the auth_flavs list and auth_flav_len will be populated + * with the list from the server or a faked-up list if the server didn't + * provide one. */ int nfs_mount(struct nfs_mount_request *info) { @@ -195,6 +198,15 @@ int nfs_mount(struct nfs_mount_request *info) dprintk("NFS: MNT request succeeded\n"); status = 0; + /* + * If the server didn't provide a flavor list, allow the + * client to try any flavor. + */ + if (info->version != NFS_MNT3_VERSION || *info->auth_flav_len == 0) { + dprintk("NFS: Faking up auth_flavs list\n"); + info->auth_flavs[0] = RPC_AUTH_NULL; + *info->auth_flav_len = 1; + } out: return status; diff --git a/fs/nfs/super.c b/fs/nfs/super.c index a0949f5c00ba..ceb60c78bfc0 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -1620,19 +1620,6 @@ static int nfs_select_flavor(struct nfs_parsed_mount_data *args, rpc_authflavor_t flavor; /* - * The NFSv2 MNT operation does not return a flavor list. - */ - if (args->mount_server.version != NFS_MNT3_VERSION) - goto out_default; - - /* - * Certain releases of Linux's mountd return an empty - * flavor list in some cases. - */ - if (count == 0) - goto out_default; - - /* * If the sec= mount option is used, the specified flavor or AUTH_NULL * must be in the list returned by the server. * |