[PATCH] (3/4) baycom/hdlcdrv unregister

If baycom driver has never been opened, it will attempt to free
an IRQ that it never registered when removed.  The problem is that hdlcdrv
does not keep track of open/close state.

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/hdlcdrv.h b/include/linux/hdlcdrv.h
index bad91ec22db5..f824d306b7c6 100644
--- a/include/linux/hdlcdrv.h
+++ b/include/linux/hdlcdrv.h
@@ -180,6 +180,7 @@ struct hdlcdrv_ops {
 
 struct hdlcdrv_state {
 	int magic;
+	int opened;
 
 	const struct hdlcdrv_ops *ops;