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/emu10k1/emu10k1_patch.c b/sound/pci/emu10k1/emu10k1_patch.c
index 42bae6f..e10f027 100644
--- a/sound/pci/emu10k1/emu10k1_patch.c
+++ b/sound/pci/emu10k1/emu10k1_patch.c
@@ -46,8 +46,8 @@
 	struct snd_emu10k1 *emu;
 
 	emu = rec->hw;
-	snd_assert(sp != NULL, return -EINVAL);
-	snd_assert(hdr != NULL, return -EINVAL);
+	if (snd_BUG_ON(!sp || !hdr))
+		return -EINVAL;
 
 	if (sp->v.size == 0) {
 		snd_printd("emu: rom font for sample %d\n", sp->v.sample);
@@ -104,7 +104,8 @@
 	size = BLANK_HEAD_SIZE;
 	if (! (sp->v.mode_flags & SNDRV_SFNT_SAMPLE_8BITS))
 		size *= 2;
-	snd_assert(offset + size <= blocksize, return -EINVAL);
+	if (offset + size > blocksize)
+		return -EINVAL;
 	snd_emu10k1_synth_bzero(emu, sp->block, offset, size);
 	offset += size;
 
@@ -112,7 +113,8 @@
 	size = loopend;
 	if (! (sp->v.mode_flags & SNDRV_SFNT_SAMPLE_8BITS))
 		size *= 2;
-	snd_assert(offset + size <= blocksize, return -EINVAL);
+	if (offset + size > blocksize)
+		return -EINVAL;
 	if (snd_emu10k1_synth_copy_from_user(emu, sp->block, offset, data, size)) {
 		snd_emu10k1_synth_free(emu, sp->block);
 		sp->block = NULL;
@@ -129,12 +131,14 @@
 			int woffset;
 			unsigned short *wblock = (unsigned short*)block;
 			woffset = offset / 2;
-			snd_assert(offset + loopsize*2 <= blocksize, return -EINVAL);
+			if (offset + loopsize * 2 > blocksize)
+				return -EINVAL;
 			for (i = 0; i < loopsize; i++)
 				wblock[woffset + i] = wblock[woffset - i -1];
 			offset += loopsize * 2;
 		} else {
-			snd_assert(offset + loopsize <= blocksize, return -EINVAL);
+			if (offset + loopsize > blocksize)
+				return -EINVAL;
 			for (i = 0; i < loopsize; i++)
 				block[offset + i] = block[offset - i -1];
 			offset += loopsize;
@@ -154,7 +158,8 @@
 
 	/* loopend -> sample end */
 	size = sp->v.size - loopend;
-	snd_assert(size >= 0, return -EINVAL);
+	if (size < 0)
+		return -EINVAL;
 	if (! (sp->v.mode_flags & SNDRV_SFNT_SAMPLE_8BITS))
 		size *= 2;
 	if (snd_emu10k1_synth_copy_from_user(emu, sp->block, offset, data, size)) {
@@ -212,8 +217,8 @@
 	struct snd_emu10k1 *emu;
 
 	emu = rec->hw;
-	snd_assert(sp != NULL, return -EINVAL);
-	snd_assert(hdr != NULL, return -EINVAL);
+	if (snd_BUG_ON(!sp || !hdr))
+		return -EINVAL;
 
 	if (sp->block) {
 		snd_emu10k1_synth_free(emu, sp->block);