m68k: dmasound - 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, 3 insertions, 2 deletions

diff --git a/sound/oss/dmasound/dmasound_atari.c b/sound/oss/dmasound/dmasound_atari.c
index 4d45bd63718b..57d9f154c88b 100644
--- a/sound/oss/dmasound/dmasound_atari.c
+++ b/sound/oss/dmasound/dmasound_atari.c
@@ -851,8 +851,9 @@ static int __init AtaIrqInit(void)
         mfp.tim_dt_a = 1;       /* Cause interrupt after first event. */
         mfp.tim_ct_a = 8;       /* Turn on event counting. */
         /* Register interrupt handler. */
-        request_irq(IRQ_MFP_TIMA, AtaInterrupt, IRQ_TYPE_SLOW, "DMA sound",
-                    AtaInterrupt);
+        if (request_irq(IRQ_MFP_TIMA, AtaInterrupt, IRQ_TYPE_SLOW, "DMA sound",
+                        AtaInterrupt))
+                return 0;
         mfp.int_en_a |= 0x20;   /* Turn interrupt on. */
         mfp.int_mk_a |= 0x20;
         return 1;