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Cosmetic changes, only, to clarify and to save a couple of lines: return

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a constant, 0, instead of returning ret when it is always 0.  Wait to
initialize ret until we really need to.
This commit is contained in:
dyoung 2009-04-02 01:06:49 +00:00
parent b783d8bd8c
commit 30156f20e6
1 changed files with 6 additions and 8 deletions
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14
sys/dev/pci/azalia.c
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@ -1,4 +1,4 @@
/* $NetBSD: azalia.c,v 1.67 2009/02/25 15:46:34 jmcneill Exp $ */ /* $NetBSD: azalia.c,v 1.68 2009/04/02 01:06:49 dyoung Exp $ */
/*- /*-
* Copyright (c) 2005 The NetBSD Foundation, Inc. * Copyright (c) 2005 The NetBSD Foundation, Inc.
@ -41,7 +41,7 @@
*/ */
#include <sys/cdefs.h> #include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: azalia.c,v 1.67 2009/02/25 15:46:34 jmcneill Exp $"); __KERNEL_RCSID(0, "$NetBSD: azalia.c,v 1.68 2009/04/02 01:06:49 dyoung Exp $");
#include <sys/param.h> #include <sys/param.h>
#include <sys/device.h> #include <sys/device.h>
@ -459,17 +459,15 @@ azalia_intr(void *v)
uint8_t rirbsts; uint8_t rirbsts;
az = v; az = v;
ret = 0;
if (!device_has_power(az->dev)) if (!device_has_power(az->dev))
return 0; return 0;
intsts = AZ_READ_4(az, INTSTS); if ((intsts = AZ_READ_4(az, INTSTS)) == 0)
if (intsts == 0) return 0;
return ret;
ret += azalia_stream_intr(&az->pstream, intsts); ret = azalia_stream_intr(&az->pstream, intsts) +
ret += azalia_stream_intr(&az->rstream, intsts); azalia_stream_intr(&az->rstream, intsts);
rirbsts = AZ_READ_1(az, RIRBSTS); rirbsts = AZ_READ_1(az, RIRBSTS);
if (rirbsts & (HDA_RIRBSTS_RIRBOIS | HDA_RIRBSTS_RINTFL)) { if (rirbsts & (HDA_RIRBSTS_RIRBOIS | HDA_RIRBSTS_RINTFL)) {