nfs: don't bother setting/restoring export_path around do_nfs_root_mount()

nothing in it will be looking at that thing anyway

Reviewed-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Al Viro 2019-12-10 07:30:53 -05:00 committed by Anna Schumaker
parent 15a9c4eff6
commit 6654f8e246

View File

@ -233,12 +233,10 @@ struct dentry *nfs4_try_mount(int flags, const char *dev_name,
dfprintk(MOUNT, "--> nfs4_try_mount()\n"); dfprintk(MOUNT, "--> nfs4_try_mount()\n");
export_path = data->nfs_server.export_path; export_path = data->nfs_server.export_path;
data->nfs_server.export_path = "/";
root_mnt = nfs_do_root_mount( root_mnt = nfs_do_root_mount(
nfs4_create_server(mount_info, &nfs_v4), nfs4_create_server(mount_info, &nfs_v4),
flags, mount_info, flags, mount_info,
data->nfs_server.hostname); data->nfs_server.hostname);
data->nfs_server.export_path = export_path;
res = nfs_follow_remote_path(root_mnt, export_path); res = nfs_follow_remote_path(root_mnt, export_path);
@ -271,12 +269,10 @@ static struct dentry *nfs4_referral_mount(struct file_system_type *fs_type,
return ERR_PTR(-ENOMEM); return ERR_PTR(-ENOMEM);
export_path = data->mnt_path; export_path = data->mnt_path;
data->mnt_path = "/";
root_mnt = nfs_do_root_mount( root_mnt = nfs_do_root_mount(
nfs4_create_referral_server(mount_info.cloned, nfs4_create_referral_server(mount_info.cloned,
mount_info.mntfh), mount_info.mntfh),
flags, &mount_info, data->hostname); flags, &mount_info, data->hostname);
data->mnt_path = export_path;
res = nfs_follow_remote_path(root_mnt, export_path); res = nfs_follow_remote_path(root_mnt, export_path);
dprintk("<-- nfs4_referral_mount() = %d%s\n", dprintk("<-- nfs4_referral_mount() = %d%s\n",