write_used was introduced with commit 884b600f63dc ("[PATCH] USB: fix acm trouble with terminals") but never used since. Signed-off-by: Tobias Herzog <t-herzog@xxxxxx> --- drivers/usb/class/cdc-acm.h | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h index bc07fb2..a916c62 100644 --- a/drivers/usb/class/cdc-acm.h +++ b/drivers/usb/class/cdc-acm.h @@ -100,7 +100,6 @@ struct acm { spinlock_t read_lock; u8 *notification_buffer; /* to reassemble fragmented notifications */ unsigned int nb_index; - int write_used; /* number of non-empty write buffers */ int transmitting; spinlock_t write_lock; struct mutex mutex; -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html