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authorTakashi Iwai <tiwai@suse.de>2008-11-07 09:08:15 +0100
committerTakashi Iwai <tiwai@suse.de>2008-11-07 09:08:15 +0100
commit945eed02cd619f525e097319cd3d18c58d01da87 (patch)
treeb6cf5b5b17fea72d4c2140f0307f1790c173e595 /include/sound/core.h
parent63cf123bf5d538a066e4a899390c9ce56ab6df9f (diff)
downloadlinux-945eed02cd619f525e097319cd3d18c58d01da87.tar.bz2
ALSA: Evaluate condition in snd_BUG_ON() in non-debugging case
Change snd_BUG_ON() to evaluate the given condition, at least, in syntax for avoiding compile warnings such as unused variables. The compiler should optimize out the condition evaluation in the real code, though. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/sound/core.h')
-rw-r--r--include/sound/core.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/sound/core.h b/include/sound/core.h
index 7e5589472681..6fa4c7b1970a 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -390,11 +390,11 @@ void snd_verbose_printd(const char *file, int line, const char *format, ...)
#define snd_printd(fmt, args...) do { } while (0)
#define snd_BUG() do { } while (0)
-static inline int __snd_bug_on(void)
+static inline int __snd_bug_on(int cond)
{
return 0;
}
-#define snd_BUG_ON(cond) __snd_bug_on() /* always false */
+#define snd_BUG_ON(cond) __snd_bug_on(0 && (cond)) /* always false */
#endif /* CONFIG_SND_DEBUG */