[src/trunk]: src/sys/dev Paranoia: parenthesize macro operands.

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/dd890656823a
branches:  trunk
changeset: 351775:dd890656823a
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sun Feb 26 16:22:55 2017 +0000

description:
Paranoia: parenthesize macro operands.

Should be no functional change, based on how these macros are used in
this file.

diffstat:

 sys/dev/audio.c |  14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diffs (43 lines):

diff -r 99cb553c0fa6 -r dd890656823a sys/dev/audio.c
--- a/sys/dev/audio.c   Sun Feb 26 15:44:15 2017 +0000
+++ b/sys/dev/audio.c   Sun Feb 26 16:22:55 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: audio.c,v 1.311 2017/02/24 16:53:24 nat Exp $  */
+/*     $NetBSD: audio.c,v 1.312 2017/02/26 16:22:55 riastradh Exp $    */
 
 /*-
  * Copyright (c) 2016 Nathanial Sloss <nathanialsloss%yahoo.com.au@localhost>
@@ -148,7 +148,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.311 2017/02/24 16:53:24 nat Exp $");
+__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.312 2017/02/26 16:22:55 riastradh Exp $");
 
 #include "audio.h"
 #if NAUDIO > 0
@@ -197,19 +197,19 @@
 #define DPRINTFN(n,x)
 #endif
 
-#define ROUNDSIZE(x)   x &= -16        /* round to nice boundary */
-#define SPECIFIED(x)   (x != ~0)
-#define SPECIFIED_CH(x)        (x != (u_char)~0)
+#define ROUNDSIZE(x)   (x) &= -16      /* round to nice boundary */
+#define SPECIFIED(x)   ((x) != ~0)
+#define SPECIFIED_CH(x)        ((x) != (u_char)~0)
 
 /* #define AUDIO_PM_IDLE */
 #ifdef AUDIO_PM_IDLE
 int    audio_idle_timeout = 30;
 #endif
 
-#define HW_LOCK(x)     if (x == SIMPLEQ_FIRST(&sc->sc_audiochan)->vc) \
+#define HW_LOCK(x)     if ((x) == SIMPLEQ_FIRST(&sc->sc_audiochan)->vc) \
                                mutex_enter(sc->sc_intr_lock);
 
-#define HW_UNLOCK(x)   if (x == SIMPLEQ_FIRST(&sc->sc_audiochan)->vc) \
+#define HW_UNLOCK(x)   if ((x) == SIMPLEQ_FIRST(&sc->sc_audiochan)->vc) \
                                mutex_exit(sc->sc_intr_lock);
 
 int    audio_blk_ms = AUDIO_BLK_MS;