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>

1 files changed, 7 insertions, 4 deletions

diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c
index 477ce55bbae9..8058572a7428 100644
--- 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;
                 }