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/via82xx.c b/sound/pci/via82xx.c
index 6781be9..84ea35d 100644
--- a/sound/pci/via82xx.c
+++ b/sound/pci/via82xx.c
@@ -824,7 +824,8 @@
 	struct viadev *viadev = substream->runtime->private_data;
 	unsigned int idx, ptr, count, res;
 
-	snd_assert(viadev->tbl_entries, return 0);
+	if (snd_BUG_ON(!viadev->tbl_entries))
+		return 0;
 	if (!(inb(VIADEV_REG(viadev, OFFSET_STATUS)) & VIA_REG_STAT_ACTIVE))
 		return 0;
 
@@ -855,7 +856,8 @@
 	unsigned int idx, count, res;
 	int status;
 	
-	snd_assert(viadev->tbl_entries, return 0);
+	if (snd_BUG_ON(!viadev->tbl_entries))
+		return 0;
 
 	spin_lock(&chip->reg_lock);
 	count = inl(VIADEV_REG(viadev, OFFSET_CURR_COUNT));
@@ -1037,7 +1039,7 @@
 	else
 		rbits = (0x100000 / 48000) * runtime->rate +
 			((0x100000 % 48000) * runtime->rate) / 48000;
-	snd_assert((rbits & ~0xfffff) == 0, return -EINVAL);
+	snd_BUG_ON(rbits & ~0xfffff);
 	snd_via82xx_channel_reset(chip, viadev);
 	snd_via82xx_set_table_ptr(chip, viadev);
 	outb(chip->playback_volume[viadev->reg_offset / 0x10][0],