1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/isdn/hisax/st5481_init.c b/drivers/isdn/hisax/st5481_init.c
index bb3a28a53ff4..13751237bfcd 100644
--- a/drivers/isdn/hisax/st5481_init.c
+++ b/drivers/isdn/hisax/st5481_init.c
@@ -107,12 +107,17 @@ static int probe_st5481(struct usb_interface *intf,
         for (i = 0; i < 2; i++)
                 b_if[i] = &adapter->bcs[i].b_if;
 
-        hisax_register(&adapter->hisax_d_if, b_if, "st5481_usb", protocol);
+        if (hisax_register(&adapter->hisax_d_if, b_if, "st5481_usb",
+                        protocol) != 0)
+                goto err_b1;
+
         st5481_start(adapter);
 
         usb_set_intfdata(intf, adapter);
         return 0;
 
+ err_b1:
+        st5481_release_b(&adapter->bcs[1]);
  err_b:
         st5481_release_b(&adapter->bcs[0]);
  err_d: