ALSA: Kill snd_assert() in sound/pci/*

Kill snd_assert() in sound/pci/*, either removed or replaced with
if () with snd_BUG_ON().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
index 1bf298d..20ee759 100644
--- a/sound/pci/es1968.c
+++ b/sound/pci/es1968.c
@@ -692,7 +692,8 @@
 /* no spinlock */
 static void __apu_set_register(struct es1968 *chip, u16 channel, u8 reg, u16 data)
 {
-	snd_assert(channel < NR_APUS, return);
+	if (snd_BUG_ON(channel >= NR_APUS))
+		return;
 #ifdef CONFIG_PM
 	chip->apu_map[channel][reg] = data;
 #endif
@@ -711,7 +712,8 @@
 
 static u16 __apu_get_register(struct es1968 *chip, u16 channel, u8 reg)
 {
-	snd_assert(channel < NR_APUS, return 0);
+	if (snd_BUG_ON(channel >= NR_APUS))
+		return 0;
 	reg |= (channel << 4);
 	apu_index_set(chip, reg);
 	return __maestro_read(chip, IDR0_DATA_PORT);