[PATCH] m68k: atari core - kill warn_unused_result warnings

From: Geert Uytterhoeven
Date: Fri Jan 02 2009 - 05:43:20 EST


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

Signed-off-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
---
arch/m68k/atari/atakeyb.c | 9 +++++++--
arch/m68k/atari/stdma.c | 5 +++--
arch/m68k/atari/time.c | 5 +++--
3 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/arch/m68k/atari/atakeyb.c b/arch/m68k/atari/atakeyb.c
index dedfc09..e384f97 100644
--- a/arch/m68k/atari/atakeyb.c
+++ b/arch/m68k/atari/atakeyb.c
@@ -563,14 +563,19 @@ 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 d1bd029..604329f 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 1edde27..d076ff8 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 */
--
1.5.6.5

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