[PATCH] m68k: ser_a2232 - kill warn_unused_result warnings

[Geert Uytterhoeven]

warning: ignoring return value of 'request_irq', declared with attribute
warn_unused_result

Signed-off-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Cc: Enver Haase <A2232@xxxxxxx>
Cc: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
---
 drivers/char/ser_a2232.c |   12 ++++++++++--
 1 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/char/ser_a2232.c b/drivers/char/ser_a2232.c
index 7b0c352..a4e0a04 100644
--- a/drivers/char/ser_a2232.c
+++ b/drivers/char/ser_a2232.c
@@ -717,6 +717,7 @@ static int __init a2232board_init(void)
 	u_char *from;
 	volatile u_char *to;
 	volatile struct a2232memory *mem;
+	int error, i;
 
 #ifdef CONFIG_SMP
 	return -ENODEV;	/* This driver is not SMP aware. Is there an SMP ZorroII-bus-machine? */
@@ -796,8 +797,15 @@ static int __init a2232board_init(void)
 	*/
 	if (a2232_init_drivers()) return -ENODEV; // maybe we should use a different -Exxx?
 
-	request_irq(IRQ_AMIGA_VERTB, a2232_vbl_inter, 0, "A2232 serial VBL", a2232_driver_ID);
-	return 0;
+	error = request_irq(IRQ_AMIGA_VERTB, a2232_vbl_inter, 0,
+			    "A2232 serial VBL", a2232_driver_ID);
+	if (error) {
+		for (i = 0; i < nr_a2232; i++)
+			zorro_release_device(zd_a2232[i]);
+		tty_unregister_driver(a2232_driver);
+		put_tty_driver(a2232_driver);
+	}
+	return error;
 }
 
 static void __exit a2232board_exit(void)
-- 
1.5.6.5

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