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>
diff --git a/include/sound/core.h b/include/sound/core.h
index 7e55894..6fa4c7b 100644
--- a/include/sound/core.h
+++ b/include/sound/core.h
@@ -390,11 +390,11 @@
#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 */