m68k: atafb - 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>

diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c
index 477ce55..8058572 100644 (file)
--- a/drivers/video/atafb.c
+++ b/drivers/video/atafb.c
@@ -3075,8 +3075,7 @@ int __init atafb_setup(char *options)
 
 int __init atafb_init(void)
 {
-       int pad;
-       int detected_mode;
+       int pad, detected_mode, error;
        unsigned int defmode = 0;
        unsigned long mem_req;
 
@@ -3116,8 +3115,12 @@ int __init atafb_init(void)
                        printk("atafb_init: initializing Falcon hw\n");
                        fbhw = &falcon_switch;
                        atafb_ops.fb_setcolreg = &falcon_setcolreg;
-                       request_irq(IRQ_AUTO_4, falcon_vbl_switcher, IRQ_TYPE_PRIO,
-                                   "framebuffer/modeswitch", falcon_vbl_switcher);
+                       error = request_irq(IRQ_AUTO_4, falcon_vbl_switcher,
+                                           IRQ_TYPE_PRIO,
+                                           "framebuffer/modeswitch",
+                                           falcon_vbl_switcher);
+                       if (error)
+                               return error;
                        defmode = DEFMODE_F30;
                        break;
                }