staging: dgnc: remove sysfs files

The dgnc driver has no business creating "custom" sysfs files just for a
single tty driver.  Combined with the odd way they are created, it's
just a mess, so remove them entirely as I am tired of tripping over them
when doing driver core changes.

Cc: Lidza Louina <lidza.louina@gmail.com>
Cc: Mark Hounschell <markh@compro.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/dgnc/Makefile

@@ -2,5 +2,4 @@ obj-$(CONFIG_DGNC) += dgnc.o
 
 dgnc-objs :=   dgnc_cls.o dgnc_driver.o\
                dgnc_mgmt.o dgnc_neo.o\
-               dgnc_tty.o dgnc_sysfs.o\
-	       dgnc_utils.o
+               dgnc_tty.o dgnc_utils.o

drivers/staging/dgnc/dgnc_driver.c

@@ -24,7 +24,6 @@
 #include "dgnc_tty.h"
 #include "dgnc_cls.h"
 #include "dgnc_neo.h"
-#include "dgnc_sysfs.h"
 
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Digi International, http://www.digi.com");
@@ -419,8 +418,6 @@ static int dgnc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	brd->state = BOARD_READY;
 	brd->dpastatus = BD_RUNNING;
 
-	dgnc_create_ports_sysfiles(brd);
-
 	dgnc_board[dgnc_num_boards++] = brd;
 
 	return 0;
@@ -555,7 +552,7 @@ static void dgnc_cleanup_board(struct dgnc_board *brd)
 
 /* Driver load/unload functions */
 
-static void cleanup(bool sysfiles)
+static void cleanup(void)
 {
 	int i;
 	unsigned long flags;
@@ -567,15 +564,11 @@ static void cleanup(bool sysfiles)
 	/* Turn off poller right away. */
 	del_timer_sync(&dgnc_poll_timer);
 
-	if (sysfiles)
-		dgnc_remove_driver_sysfiles(&dgnc_driver);
-
 	device_destroy(dgnc_class, MKDEV(dgnc_major, 0));
 	class_destroy(dgnc_class);
 	unregister_chrdev(dgnc_major, "dgnc");
 
 	for (i = 0; i < dgnc_num_boards; ++i) {
-		dgnc_remove_ports_sysfiles(dgnc_board[i]);
 		dgnc_cleanup_tty(dgnc_board[i]);
 		dgnc_cleanup_board(dgnc_board[i]);
 	}
@@ -588,7 +581,7 @@ static void cleanup(bool sysfiles)
  */
 static void __exit dgnc_cleanup_module(void)
 {
-	cleanup(true);
+	cleanup();
 	pci_unregister_driver(&dgnc_driver);
 }
 
@@ -613,10 +606,9 @@ static int __init dgnc_init_module(void)
 	rc = pci_register_driver(&dgnc_driver);
 	if (rc) {
 		pr_warn("WARNING: dgnc driver load failed.  No Digi Neo or Classic boards found.\n");
-		cleanup(false);
+		cleanup();
 		return rc;
 	}
-	dgnc_create_driver_sysfiles(&dgnc_driver);
 
 	return 0;
 }

drivers/staging/dgnc/dgnc_driver.h

@@ -23,7 +23,6 @@
 #include <linux/interrupt.h>
 
 #include "digi.h"		/* Digi specific ioctl header */
-#include "dgnc_sysfs.h"		/* Support for SYSFS */
 
 /* Driver defines */