Remove incorrect check for terminating nul character.

The terminating nul character is not stored in the store but
added by read_reply.
Signed-off-by: Christian Limpach <Christian.Limpach@cl.cam.ac.uk>

linux-2.6.11-xen-sparse/drivers/xen/xenbus/xenbus_probe.c

@@ -103,12 +103,6 @@ char *xenbus_read(const char *dir, const char *name, unsigned int *data_n)
         } else if(n == 0){
                 err = -ENOENT;
                 kfree(data);
-        } else if(data[n - 1] != '\0') {
-                /* This shouldn't happen: everything is supposed to be a string. */
-		printk("XENBUS: Reading path %s: missing null terminator len=%i\n", path, n); 
-                err = -EINVAL;
-                kfree(data);
-                n = 0;
         }
         kfree(path);
   out: