staging: gasket: fix check_and_invoke_callback log param

The message should be passed the callback function pointer, not
the pointer to the gasket device.
Signed-off-by: Zhongze Hu <frankhu@chromium.org>
Signed-off-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/gasket/gasket_core.c

@@ -205,7 +205,7 @@ static inline int check_and_invoke_callback(
 {
 	int ret = 0;
 
-	gasket_nodev_error("check_and_invoke_callback %p", gasket_dev);
+	gasket_nodev_error("check_and_invoke_callback %p", cb_function);
 	if (cb_function) {
 		mutex_lock(&gasket_dev->mutex);
 		ret = cb_function(gasket_dev);