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path: root/fs/nfs/mount_clnt.c
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Diffstat (limited to 'fs/nfs/mount_clnt.c')
-rw-r--r--fs/nfs/mount_clnt.c14
1 files changed, 13 insertions, 1 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;