reg-files: Don't mangle ghost directories

Because directories are opened via direct mkdir
call with name taken from ghost path don't postfix
it with cr.%x.ghost, otherwise that's the name
directory will have after restore complete causing
cwd01 test to fail.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

files-reg.c

@@ -173,6 +173,9 @@ static int open_remap_ghost(struct reg_file_info *rfi,
 	gf->dev = gfe->dev;
 	gf->ino = gfe->ino;
 
+	if (S_ISDIR(gfe->mode))
+		strncpy(gf->remap.path, rfi->path, PATH_MAX);
+	else
 		snprintf(gf->remap.path, PATH_MAX, "%s.cr.%x.ghost", rfi->path, rfe->remap_id);
 
 	if (create_ghost(gf, gfe, root, img))