xfree86: (Cleanup) Close fd if drm interface 1.4 could not be set.

Signed-off-by: Bryce Harrington <bryce@canonical.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Keith Packard <keithp@keithp.com>

hw/xfree86/os-support/linux/lnx_platform.c

@@ -34,6 +34,7 @@ get_drm_info(struct OdevAttributes *attribs, char *path)
     sv.drm_dd_minor = -1;       /* Don't care */
     if (drmSetInterfaceVersion(fd, &sv)) {
         ErrorF("setversion 1.4 failed\n");
+	close(fd);
         return FALSE;
     }