CAPI: Call a controller 'controller', not 'card'

At least for our internal use, fix the misnomers that refer to a CAPI
controller as 'card'. No functional changes.

Signed-off-by: Jan Kiszka <jan.kiszka@web.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/isdn/capilli.h b/include/linux/isdn/capilli.h
index d3e5e9d..856f38e 100644
--- a/include/linux/isdn/capilli.h
+++ b/include/linux/isdn/capilli.h
@@ -66,7 +66,7 @@
 	unsigned long nsentdatapkt;
 
 	int cnr;				/* controller number */
-	volatile unsigned short cardstate;	/* controller state */
+	volatile unsigned short state;		/* controller state */
 	volatile int blocked;			/* output blocked */
 	int traceflag;				/* capi trace */