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/echo3g_dsp.c b/sound/pci/echoaudio/echo3g_dsp.c
index 48eb7c5..417e25a 100644
--- a/sound/pci/echoaudio/echo3g_dsp.c
+++ b/sound/pci/echoaudio/echo3g_dsp.c
@@ -47,7 +47,8 @@
 
 	local_irq_enable();
 	DE_INIT(("init_hw() - Echo3G\n"));
-	snd_assert((subdevice_id & 0xfff0) == ECHO3G, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != ECHO3G))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -104,9 +105,11 @@
 	if ((err = init_line_levels(chip)) < 0)
 		return err;
 	err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
-	snd_assert(err >= 0, return err);
+	if (err < 0)
+		return err;
 	err = set_phantom_power(chip, 0);
-	snd_assert(err >= 0, return err);
+	if (err < 0)
+		return err;
 	err = set_professional_spdif(chip, TRUE);
 
 	DE_INIT(("init_hw done\n"));