greybus: bundle: fix double freeing of bundle structure

The bundle will be released by gb_bundle_release() once all references
for the bundle are dropped. And so there is no need to free it in the
error path specially.
Reviewed-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/bundle.c

@@ -184,7 +184,6 @@ struct gb_bundle *gb_bundle_create(struct gb_interface *intf, u8 bundle_id,
 		pr_err("failed to add bundle device for id 0x%02hhx\n",
 			bundle_id);
 		put_device(&bundle->dev);
-		kfree(bundle);
 		return NULL;
 	}