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Commit 5897914f authored by Daeseok Youn's avatar Daeseok Youn Committed by Greg Kroah-Hartman
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staging: dgnc: introduce the dgnc_free_irq() 



The dgnc_free_irq() will free the requested IRQ from
the dgnc_request_irq().

Signed-off-by: default avatarDaeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 0d79f59d

drivers/staging/dgnc/dgnc_driver.c

+10 −1
Original line number Diff line number Diff line
@@ -38,6 +38,7 @@ MODULE_SUPPORTED_DEVICE("dgnc"); 
 */

static int		dgnc_start(void);

static int dgnc_request_irq(struct dgnc_board *brd);

static void dgnc_free_irq(struct dgnc_board *brd);

static struct dgnc_board *dgnc_found_board(struct pci_dev *pdev, int id);

static void		dgnc_cleanup_board(struct dgnc_board *brd);

static void		dgnc_poll_handler(ulong dummy);
@@ -305,7 +306,7 @@ static int dgnc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) 
	rc = dgnc_tty_init(brd);

	if (rc < 0) {

		pr_err(DRVSTR ": Can't init tty devices (%d)\n", rc);

		goto unregister_tty;

		goto free_irq;

	}



	brd->state = BOARD_READY;
@@ -317,6 +318,8 @@ static int dgnc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) 


	return 0;



free_irq:

	dgnc_free_irq(brd);

unregister_tty:

	dgnc_tty_unregister(brd);
@@ -577,6 +580,12 @@ static int dgnc_request_irq(struct dgnc_board *brd) 
	return rc;

}



static void dgnc_free_irq(struct dgnc_board *brd)

{

	if (brd->irq)

		free_irq(brd->irq, brd);

}



/*

 * Remap PCI memory.

 */