m68k: ser_a2232 - Kill warn_unused_result warnings
warning: ignoring return value of 'request_irq', declared with attribute
warn_unused_result
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
diff --git a/drivers/char/ser_a2232.c b/drivers/char/ser_a2232.c
index 33872a2..33a2b53 100644
--- a/drivers/char/ser_a2232.c
+++ b/drivers/char/ser_a2232.c
@@ -718,6 +718,7 @@
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? */
@@ -797,8 +798,15 @@
*/
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)