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/echoaudio/midi.c b/sound/pci/echoaudio/midi.c
index 91f5bff..77bf2a8 100644
--- a/sound/pci/echoaudio/midi.c
+++ b/sound/pci/echoaudio/midi.c
@@ -59,7 +59,8 @@
 Returns how many actually written or < 0 on error */
 static int write_midi(struct echoaudio *chip, u8 *data, int bytes)
 {
-	snd_assert(bytes > 0 && bytes < MIDI_OUT_BUFFER_SIZE, return -EINVAL);
+	if (snd_BUG_ON(bytes <= 0 || bytes >= MIDI_OUT_BUFFER_SIZE))
+		return -EINVAL;
 
 	if (wait_handshake(chip))
 		return -EIO;
@@ -119,7 +120,8 @@
 	/* The count is at index 0, followed by actual data */
 	count = le16_to_cpu(chip->comm_page->midi_input[0]);
 
-	snd_assert(count < MIDI_IN_BUFFER_SIZE, return 0);
+	if (snd_BUG_ON(count >= MIDI_IN_BUFFER_SIZE))
+		return 0;
 
 	/* Get the MIDI data from the comm page */
 	i = 1;