ALSA: Kill snd_assert() in other places

Kill snd_assert() in other places, 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/synth/emux/emux_seq.c b/sound/synth/emux/emux_seq.c
index d176cc0..335aa2c 100644
--- a/sound/synth/emux/emux_seq.c
+++ b/sound/synth/emux/emux_seq.c
@@ -257,7 +257,8 @@
 	struct snd_emux_port *port;
 
 	port = private_data;
-	snd_assert(port != NULL && ev != NULL, return -EINVAL);
+	if (snd_BUG_ON(!port || !ev))
+		return -EINVAL;
 
 	snd_midi_process_event(&emux_ops, ev, &port->chset);
 
@@ -308,9 +309,11 @@
 	struct snd_emux *emu;
 
 	p = private_data;
-	snd_assert(p != NULL, return -EINVAL);
+	if (snd_BUG_ON(!p))
+		return -EINVAL;
 	emu = p->emu;
-	snd_assert(emu != NULL, return -EINVAL);
+	if (snd_BUG_ON(!emu))
+		return -EINVAL;
 
 	mutex_lock(&emu->register_mutex);
 	snd_emux_init_port(p);
@@ -329,9 +332,11 @@
 	struct snd_emux *emu;
 
 	p = private_data;
-	snd_assert(p != NULL, return -EINVAL);
+	if (snd_BUG_ON(!p))
+		return -EINVAL;
 	emu = p->emu;
-	snd_assert(emu != NULL, return -EINVAL);
+	if (snd_BUG_ON(!emu))
+		return -EINVAL;
 
 	mutex_lock(&emu->register_mutex);
 	snd_emux_sounds_off_all(p);