Revert "tty: goldfish: Fix a parameter of a call to free_irq"

This reverts commit 0961072120f3e40fe98c2bb49c45549ca3f042dc which is
commit 1a5c2d1de7d35f5eb9793266237903348989502b upstream.

Ben writes:
	This fixes a bug introduced in 4.6 by commit 465893e18878 "tty:
	goldfish: support platform_device with id -1".  For earlier
	kernel versions, it *introduces* a bug.

So let's drop it.

Reported-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Cc: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Cc: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
diff --git a/drivers/tty/goldfish.c b/drivers/tty/goldfish.c
index beb3142..09495f5 100644
--- a/drivers/tty/goldfish.c
+++ b/drivers/tty/goldfish.c
@@ -295,7 +295,7 @@
 
 	tty_unregister_device(goldfish_tty_driver, i);
 err_tty_register_device_failed:
-	free_irq(irq, qtty);
+	free_irq(irq, pdev);
 err_request_irq_failed:
 	goldfish_tty_current_line_count--;
 	if (goldfish_tty_current_line_count == 0)