m68k: atari core - 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>

3 files changed, 13 insertions, 6 deletions

diff --git a/arch/m68k/atari/atakeyb.c b/arch/m68k/atari/atakeyb.c
index f3c343be51ee..a5f33c059979 100644
--- a/arch/m68k/atari/atakeyb.c
+++ b/arch/m68k/atari/atakeyb.c
@@ -566,14 +566,19 @@ static int atari_keyb_done = 0;
 
 int atari_keyb_init(void)
 {
+        int error;
+
         if (atari_keyb_done)
                 return 0;
 
         kb_state.state = KEYBOARD;
         kb_state.len = 0;
 
-        request_irq(IRQ_MFP_ACIA, atari_keyboard_interrupt, IRQ_TYPE_SLOW,
-                    "keyboard/mouse/MIDI", atari_keyboard_interrupt);
+        error = request_irq(IRQ_MFP_ACIA, atari_keyboard_interrupt,
+                            IRQ_TYPE_SLOW, "keyboard/mouse/MIDI",
+                            atari_keyboard_interrupt);
+        if (error)
+                return error;
 
         atari_turnoff_irq(IRQ_MFP_ACIA);
         do {
diff --git a/arch/m68k/atari/stdma.c b/arch/m68k/atari/stdma.c
index d1bd029a34ac..604329fafbb8 100644
--- a/arch/m68k/atari/stdma.c
+++ b/arch/m68k/atari/stdma.c
@@ -179,8 +179,9 @@ EXPORT_SYMBOL(stdma_islocked);
 void __init stdma_init(void)
 {
         stdma_isr = NULL;
-        request_irq(IRQ_MFP_FDC, stdma_int, IRQ_TYPE_SLOW | IRQF_SHARED,
-                    "ST-DMA: floppy/ACSI/IDE/Falcon-SCSI", stdma_int);
+        if (request_irq(IRQ_MFP_FDC, stdma_int, IRQ_TYPE_SLOW | IRQF_SHARED,
+                        "ST-DMA: floppy/ACSI/IDE/Falcon-SCSI", stdma_int))
+                pr_err("Couldn't register ST-DMA interrupt\n");
 }
 
 
diff --git a/arch/m68k/atari/time.c b/arch/m68k/atari/time.c
index 1edde27fa32d..d076ff8d1b39 100644
--- a/arch/m68k/atari/time.c
+++ b/arch/m68k/atari/time.c
@@ -31,8 +31,9 @@ atari_sched_init(irq_handler_t timer_routine)
     /* start timer C, div = 1:100 */
     mfp.tim_ct_cd = (mfp.tim_ct_cd & 15) | 0x60;
     /* install interrupt service routine for MFP Timer C */
-    request_irq(IRQ_MFP_TIMC, timer_routine, IRQ_TYPE_SLOW,
-                "timer", timer_routine);
+    if (request_irq(IRQ_MFP_TIMC, timer_routine, IRQ_TYPE_SLOW,
+                    "timer", timer_routine))
+        pr_err("Couldn't register timer interrupt\n");
 }
 
 /* ++andreas: gettimeoffset fixed to check for pending interrupt */