[PATCH] drivers/gpio/bt8xxgpio.c Fix compilation warning.

[Rakib Mullick]

drivers/gpio/bt8xxgpio.c: In function `bt8xxgpio_remove':
drivers/gpio/bt8xxgpio.c:247: warning: ignoring return value of
`gpiochip_remove', declared with attribute warn_unused_result

Following patch removes the above warning.
Thanks.

Signed-off-by:	Md.Rakib H. Mullick (rakib.mullick@xxxxxxxxx)

--- linux-2.6.27-rc8.orig/drivers/gpio/bt8xxgpio.c	2008-10-01
19:20:59.000000000 +0600
+++ linux-2.6.27-rc8/drivers/gpio/bt8xxgpio.c	2008-10-02
12:30:26.374544032 +0600
@@ -242,9 +242,14 @@ err_freebg:

 static void bt8xxgpio_remove(struct pci_dev *pdev)
 {
+	int err;
 	struct bt8xxgpio *bg = pci_get_drvdata(pdev);

-	gpiochip_remove(&bg->gpio);
+	err = gpiochip_remove(&bg->gpio);
+	if (err) {
+		printk(KERN_ERR "bt8xxgpio: Resource busy. Failed to remove.\n");
+		return ;
+	}

 	bgwrite(0, BT848_INT_MASK);
 	bgwrite(~0x0, BT848_INT_STAT);
--
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