From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Subject: [PATCH] m68k: dmasound - kill warn_unused_result warnings Date: Fri, 2 Jan 2009 11:41:31 +0100 Message-ID: <1230892892-25751-19-git-send-email-geert@linux-m68k.org> References: <1230892892-25751-1-git-send-email-geert@linux-m68k.org> <1230892892-25751-2-git-send-email-geert@linux-m68k.org> <1230892892-25751-3-git-send-email-geert@linux-m68k.org> <1230892892-25751-4-git-send-email-geert@linux-m68k.org> <1230892892-25751-5-git-send-email-geert@linux-m68k.org> <1230892892-25751-6-git-send-email-geert@linux-m68k.org> <1230892892-25751-7-git-send-email-geert@linux-m68k.org> <1230892892-25751-8-git-send-email-geert@linux-m68k.org> <1230892892-25751-9-git-send-email-geert@linux-m68k.org> <1230892892-25751-10-git-send-email-geert@linux-m68k.org> <1230892892-25751-11-git-send-email-geert@linux-m68k.org> <1230892892-25751-12-git-send-email-geert@linux-m68k.org> <1230892892-25751-13-git-send-email-geert@linux-m68k.org> <1230892892-25751-14-git-send-email-geert@linux-m68k.org> <1230892892-25751-15-git-send-email-geert@linux-m68k.org> <1230892892-25751-16-git-send-email-geert@linux-m68k.org> <1230892892-25751-17-git-send-email-geert@linux-m68k.org> <1230892892-25751-18-git-send-email-geert@linux-m68k.org> Return-path: Received: from winston.telenet-ops.be ([195.130.137.75]:45073 "EHLO winston.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757204AbZABKlj (ORCPT ); Fri, 2 Jan 2009 05:41:39 -0500 In-Reply-To: <1230892892-25751-18-git-send-email-geert@linux-m68k.org> Sender: linux-m68k-owner@vger.kernel.org List-Id: linux-m68k@vger.kernel.org To: linux-m68k@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Geert Uytterhoeven warning: ignoring return value of 'request_irq', declared with attribute warn_unused_result Signed-off-by: Geert Uytterhoeven --- sound/oss/dmasound/dmasound_atari.c | 5 +++-- sound/oss/dmasound/dmasound_q40.c | 16 ++++++++++------ 2 files changed, 13 insertions(+), 8 deletions(-) diff --git a/sound/oss/dmasound/dmasound_atari.c b/sound/oss/dmasound/dmasound_atari.c index 4d45bd6..57d9f15 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; diff --git a/sound/oss/dmasound/dmasound_q40.c b/sound/oss/dmasound/dmasound_q40.c index 1855b14..99bcb21 100644 --- a/sound/oss/dmasound/dmasound_q40.c +++ b/sound/oss/dmasound/dmasound_q40.c @@ -371,8 +371,9 @@ static void Q40Free(void *ptr, unsigned int size) static int __init Q40IrqInit(void) { /* Register interrupt handler. */ - request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0, - "DMA sound", Q40Interrupt); + if (request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0, + "DMA sound", Q40Interrupt)) + return 0; return(1); } @@ -401,6 +402,7 @@ static void Q40PlayNextFrame(int index) u_char *start; u_long size; u_char speed; + int error; /* used by Q40Play() if all doubts whether there really is something * to be played are already wiped out. @@ -419,11 +421,13 @@ static void Q40PlayNextFrame(int index) master_outb( 0,SAMPLE_ENABLE_REG); free_irq(Q40_IRQ_SAMPLE, Q40Interrupt); if (dmasound.soft.stereo) - request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0, - "Q40 sound", Q40Interrupt); + error = request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0, + "Q40 sound", Q40Interrupt); else - request_irq(Q40_IRQ_SAMPLE, Q40MonoInterrupt, 0, - "Q40 sound", Q40Interrupt); + error = request_irq(Q40_IRQ_SAMPLE, Q40MonoInterrupt, 0, + "Q40 sound", Q40Interrupt); + if (error && printk_ratelimit()) + pr_err("Couldn't register sound interrupt\n"); master_outb( speed, SAMPLE_RATE_REG); master_outb( 1,SAMPLE_CLEAR_REG); -- 1.5.6.5