17 files changed, 101 insertions, 65 deletions

diff --git a/sound/pci/echoaudio/darla20_dsp.c b/sound/pci/echoaudio/darla20_dsp.c
index 4159e3b..2904330 100644
--- a/sound/pci/echoaudio/darla20_dsp.c
+++ b/sound/pci/echoaudio/darla20_dsp.c
@@ -34,7 +34,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Darla20\n"));
-	snd_assert((subdevice_id & 0xfff0) == DARLA20, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != DARLA20))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
diff --git a/sound/pci/echoaudio/darla24_dsp.c b/sound/pci/echoaudio/darla24_dsp.c
index 79938ee..6022873 100644
--- a/sound/pci/echoaudio/darla24_dsp.c
+++ b/sound/pci/echoaudio/darla24_dsp.c
@@ -34,7 +34,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Darla24\n"));
-	snd_assert((subdevice_id & 0xfff0) == DARLA24, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != DARLA24))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -148,8 +149,9 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
 
 static int set_input_clock(struct echoaudio *chip, u16 clock)
 {
-	snd_assert(clock == ECHO_CLOCK_INTERNAL ||
-		   clock == ECHO_CLOCK_ESYNC, return -EINVAL);
+	if (snd_BUG_ON(clock != ECHO_CLOCK_INTERNAL &&
+		       clock != ECHO_CLOCK_ESYNC))
+		return -EINVAL;
 	chip->input_clock = clock;
 	return set_sample_rate(chip, chip->sample_rate);
 }
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 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 
 	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 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	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"));
diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c
index e16dc92..8dbc5c4 100644
--- a/sound/pci/echoaudio/echoaudio.c
+++ b/sound/pci/echoaudio/echoaudio.c
@@ -490,7 +490,6 @@ static int init_engine(struct snd_pcm_substream *substream,
 {
 	struct echoaudio *chip;
 	int err, per, rest, page, edge, offs;
-	struct snd_sg_buf *sgbuf;
 	struct audiopipe *pipe;
 
 	chip = snd_pcm_substream_chip(substream);
@@ -503,7 +502,7 @@ static int init_engine(struct snd_pcm_substream *substream,
 	if (pipe->index >= 0) {
 		DE_HWP(("hwp_ie free(%d)\n", pipe->index));
 		err = free_pipes(chip, pipe);
-		snd_assert(!err);
+		snd_BUG_ON(err);
 		chip->substream[pipe->index] = NULL;
 	}
 
@@ -531,10 +530,6 @@ static int init_engine(struct snd_pcm_substream *substream,
 		return err;
 	}
 
-	sgbuf = snd_pcm_substream_sgbuf(substream);
-
-	DE_HWP(("pcm_hw_params table size=%d pages=%d\n",
-		sgbuf->size, sgbuf->pages));
 	sglist_init(chip, pipe);
 	edge = PAGE_SIZE;
 	for (offs = page = per = 0; offs < params_buffer_bytes(hw_params);
@@ -543,16 +538,15 @@ static int init_engine(struct snd_pcm_substream *substream,
 		if (offs + rest > params_buffer_bytes(hw_params))
 			rest = params_buffer_bytes(hw_params) - offs;
 		while (rest) {
+			dma_addr_t addr;
+			addr = snd_pcm_sgbuf_get_addr(substream, offs);
 			if (rest <= edge - offs) {
-				sglist_add_mapping(chip, pipe,
-						   snd_sgbuf_get_addr(sgbuf, offs),
-						   rest);
+				sglist_add_mapping(chip, pipe, addr, rest);
 				sglist_add_irq(chip, pipe);
 				offs += rest;
 				rest = 0;
 			} else {
-				sglist_add_mapping(chip, pipe,
-						   snd_sgbuf_get_addr(sgbuf, offs),
+				sglist_add_mapping(chip, pipe, addr,
 						   edge - offs);
 				rest -= edge - offs;
 				offs = edge;
@@ -690,8 +684,10 @@ static int pcm_prepare(struct snd_pcm_substream *substream)
 		return -EINVAL;
 	}
 
-	snd_assert(pipe_index < px_num(chip), return -EINVAL);
-	snd_assert(is_pipe_allocated(chip, pipe_index), return -EINVAL);
+	if (snd_BUG_ON(pipe_index >= px_num(chip)))
+		return -EINVAL;
+	if (snd_BUG_ON(!is_pipe_allocated(chip, pipe_index)))
+		return -EINVAL;
 	set_audio_format(chip, pipe_index, &format);
 	return 0;
 }
diff --git a/sound/pci/echoaudio/echoaudio_3g.c b/sound/pci/echoaudio/echoaudio_3g.c
index 52a9331..c3736bb 100644
--- a/sound/pci/echoaudio/echoaudio_3g.c
+++ b/sound/pci/echoaudio/echoaudio_3g.c
@@ -103,9 +103,11 @@ static int set_digital_mode(struct echoaudio *chip, u8 mode)
 	int err, i, o;
 
 	/* All audio channels must be closed before changing the digital mode */
-	snd_assert(!chip->pipe_alloc_mask, return -EAGAIN);
+	if (snd_BUG_ON(chip->pipe_alloc_mask))
+		return -EAGAIN;
 
-	snd_assert(chip->digital_modes & (1 << mode), return -EINVAL);
+	if (snd_BUG_ON(!(chip->digital_modes & (1 << mode))))
+		return -EINVAL;
 
 	previous_mode = chip->digital_mode;
 	err = dsp_set_digital_mode(chip, mode);
@@ -267,8 +269,9 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
 		return 0;
 	}
 
-	snd_assert(rate < 50000 || chip->digital_mode != DIGITAL_MODE_ADAT,
-		   return -EINVAL);
+	if (snd_BUG_ON(rate >= 50000 &&
+		       chip->digital_mode == DIGITAL_MODE_ADAT))
+		return -EINVAL;
 
 	clock = 0;
 	control_reg = le32_to_cpu(chip->comm_page->control_register);
diff --git a/sound/pci/echoaudio/echoaudio_dsp.c b/sound/pci/echoaudio/echoaudio_dsp.c
index e6c1007..be0e181 100644
--- a/sound/pci/echoaudio/echoaudio_dsp.c
+++ b/sound/pci/echoaudio/echoaudio_dsp.c
@@ -474,7 +474,8 @@ static int load_firmware(struct echoaudio *chip)
 	const struct firmware *fw;
 	int box_type, err;
 
-	snd_assert(chip->dsp_code_to_load && chip->comm_page, return -EPERM);
+	if (snd_BUG_ON(!chip->dsp_code_to_load || !chip->comm_page))
+		return -EPERM;
 
 	/* See if the ASIC is present and working - only if the DSP is already loaded */
 	if (chip->dsp_code) {
@@ -512,8 +513,8 @@ static int load_firmware(struct echoaudio *chip)
 /* Set the nominal level for an input or output bus (true = -10dBV, false = +4dBu) */
 static int set_nominal_level(struct echoaudio *chip, u16 index, char consumer)
 {
-	snd_assert(index < num_busses_out(chip) + num_busses_in(chip),
-		   return -EINVAL);
+	if (snd_BUG_ON(index >= num_busses_out(chip) + num_busses_in(chip)))
+		return -EINVAL;
 
 	/* Wait for the handshake (OK even if ASIC is not loaded) */
 	if (wait_handshake(chip))
@@ -536,7 +537,8 @@ static int set_nominal_level(struct echoaudio *chip, u16 index, char consumer)
 /* Set the gain for a single physical output channel (dB). */
 static int set_output_gain(struct echoaudio *chip, u16 channel, s8 gain)
 {
-	snd_assert(channel < num_busses_out(chip), return -EINVAL);
+	if (snd_BUG_ON(channel >= num_busses_out(chip)))
+		return -EINVAL;
 
 	if (wait_handshake(chip))
 		return -EIO;
@@ -554,8 +556,9 @@ static int set_output_gain(struct echoaudio *chip, u16 channel, s8 gain)
 static int set_monitor_gain(struct echoaudio *chip, u16 output, u16 input,
 			    s8 gain)
 {
-	snd_assert(output < num_busses_out(chip) &&
-		   input < num_busses_in(chip), return -EINVAL);
+	if (snd_BUG_ON(output >= num_busses_out(chip) ||
+		    input >= num_busses_in(chip)))
+		return -EINVAL;
 
 	if (wait_handshake(chip))
 		return -EIO;
@@ -1065,8 +1068,10 @@ static int free_pipes(struct echoaudio *chip, struct audiopipe *pipe)
 	int i;
 
 	DE_ACT(("free_pipes: Pipe %d\n", pipe->index));
-	snd_assert(is_pipe_allocated(chip, pipe->index), return -EINVAL);
-	snd_assert(pipe->state == PIPE_STATE_STOPPED, return -EINVAL);
+	if (snd_BUG_ON(!is_pipe_allocated(chip, pipe->index)))
+		return -EINVAL;
+	if (snd_BUG_ON(pipe->state != PIPE_STATE_STOPPED))
+		return -EINVAL;
 
 	for (channel_mask = i = 0; i < pipe->interleave; i++)
 		channel_mask |= 1 << (pipe->index + i);
diff --git a/sound/pci/echoaudio/echoaudio_gml.c b/sound/pci/echoaudio/echoaudio_gml.c
index 3aa37e7..afa2733 100644
--- a/sound/pci/echoaudio/echoaudio_gml.c
+++ b/sound/pci/echoaudio/echoaudio_gml.c
@@ -112,9 +112,11 @@ static int set_digital_mode(struct echoaudio *chip, u8 mode)
 		return -EIO;
 
 	/* All audio channels must be closed before changing the digital mode */
-	snd_assert(!chip->pipe_alloc_mask, return -EAGAIN);
+	if (snd_BUG_ON(chip->pipe_alloc_mask))
+		return -EAGAIN;
 
-	snd_assert(chip->digital_modes & (1 << mode), return -EINVAL);
+	if (snd_BUG_ON(!(chip->digital_modes & (1 << mode))))
+		return -EINVAL;
 
 	previous_mode = chip->digital_mode;
 	err = dsp_set_digital_mode(chip, mode);
diff --git a/sound/pci/echoaudio/gina20_dsp.c b/sound/pci/echoaudio/gina20_dsp.c
index 2757c89..db6c952 100644
--- a/sound/pci/echoaudio/gina20_dsp.c
+++ b/sound/pci/echoaudio/gina20_dsp.c
@@ -38,7 +38,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Gina20\n"));
-	snd_assert((subdevice_id & 0xfff0) == GINA20, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != GINA20))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -177,7 +178,8 @@ static int set_input_clock(struct echoaudio *chip, u16 clock)
 /* Set input bus gain (one unit is 0.5dB !) */
 static int set_input_gain(struct echoaudio *chip, u16 input, int gain)
 {
-	snd_assert(input < num_busses_in(chip), return -EINVAL);
+	if (snd_BUG_ON(input >= num_busses_in(chip)))
+		return -EINVAL;
 
 	if (wait_handshake(chip))
 		return -EIO;
diff --git a/sound/pci/echoaudio/gina24_dsp.c b/sound/pci/echoaudio/gina24_dsp.c
index 144fc56..2fef37a 100644
--- a/sound/pci/echoaudio/gina24_dsp.c
+++ b/sound/pci/echoaudio/gina24_dsp.c
@@ -43,7 +43,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Gina24\n"));
-	snd_assert((subdevice_id & 0xfff0) == GINA24, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != GINA24))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -84,7 +85,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	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_professional_spdif(chip, TRUE);
 
 	DE_INIT(("init_hw done\n"));
@@ -163,8 +165,9 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
 {
 	u32 control_reg, clock;
 
-	snd_assert(rate < 50000 || chip->digital_mode != DIGITAL_MODE_ADAT,
-		   return -EINVAL);
+	if (snd_BUG_ON(rate >= 50000 &&
+		       chip->digital_mode == DIGITAL_MODE_ADAT))
+		return -EINVAL;
 
 	/* Only set the clock for internal mode. */
 	if (chip->input_clock != ECHO_CLOCK_INTERNAL) {
diff --git a/sound/pci/echoaudio/indigo_dsp.c b/sound/pci/echoaudio/indigo_dsp.c
index d6ac773..f05e39f 100644
--- a/sound/pci/echoaudio/indigo_dsp.c
+++ b/sound/pci/echoaudio/indigo_dsp.c
@@ -39,7 +39,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Indigo\n"));
-	snd_assert((subdevice_id & 0xfff0) == INDIGO, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != INDIGO))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -143,8 +144,9 @@ static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
 {
 	int index;
 
-	snd_assert(pipe < num_pipes_out(chip) &&
-		   output < num_busses_out(chip), return -EINVAL);
+	if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
+		       output >= num_busses_out(chip)))
+		return -EINVAL;
 
 	if (wait_handshake(chip))
 		return -EIO;
diff --git a/sound/pci/echoaudio/indigodj_dsp.c b/sound/pci/echoaudio/indigodj_dsp.c
index 500e150..90730a5 100644
--- a/sound/pci/echoaudio/indigodj_dsp.c
+++ b/sound/pci/echoaudio/indigodj_dsp.c
@@ -39,7 +39,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Indigo DJ\n"));
-	snd_assert((subdevice_id & 0xfff0) == INDIGO_DJ, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != INDIGO_DJ))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -143,8 +144,9 @@ static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
 {
 	int index;
 
-	snd_assert(pipe < num_pipes_out(chip) &&
-		   output < num_busses_out(chip), return -EINVAL);
+	if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
+		       output >= num_busses_out(chip)))
+		return -EINVAL;
 
 	if (wait_handshake(chip))
 		return -EIO;
diff --git a/sound/pci/echoaudio/indigoio_dsp.c b/sound/pci/echoaudio/indigoio_dsp.c
index f3ad13d..a7e09ec 100644
--- a/sound/pci/echoaudio/indigoio_dsp.c
+++ b/sound/pci/echoaudio/indigoio_dsp.c
@@ -39,7 +39,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Indigo IO\n"));
-	snd_assert((subdevice_id & 0xfff0) == INDIGO_IO, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != INDIGO_IO))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -114,8 +115,9 @@ static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
 {
 	int index;
 
-	snd_assert(pipe < num_pipes_out(chip) &&
-		   output < num_busses_out(chip), return -EINVAL);
+	if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
+		       output >= num_busses_out(chip)))
+		return -EINVAL;
 
 	if (wait_handshake(chip))
 		return -EIO;
diff --git a/sound/pci/echoaudio/layla20_dsp.c b/sound/pci/echoaudio/layla20_dsp.c
index 990c9a6..ede75c6 100644
--- a/sound/pci/echoaudio/layla20_dsp.c
+++ b/sound/pci/echoaudio/layla20_dsp.c
@@ -42,7 +42,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Layla20\n"));
-	snd_assert((subdevice_id & 0xfff0) == LAYLA20, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != LAYLA20))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -155,7 +156,8 @@ static int load_asic(struct echoaudio *chip)
 
 static int set_sample_rate(struct echoaudio *chip, u32 rate)
 {
-	snd_assert(rate >= 8000 && rate <= 50000, return -EINVAL);
+	if (snd_BUG_ON(rate < 8000 || rate > 50000))
+		return -EINVAL;
 
 	/* Only set the clock for internal mode. Do not return failure,
 	   simply treat it as a non-event. */
@@ -252,7 +254,8 @@ static int set_output_clock(struct echoaudio *chip, u16 clock)
 /* Set input bus gain (one unit is 0.5dB !) */
 static int set_input_gain(struct echoaudio *chip, u16 input, int gain)
 {
-	snd_assert(input < num_busses_in(chip), return -EINVAL);
+	if (snd_BUG_ON(input >= num_busses_in(chip)))
+		return -EINVAL;
 
 	if (wait_handshake(chip))
 		return -EIO;
diff --git a/sound/pci/echoaudio/layla24_dsp.c b/sound/pci/echoaudio/layla24_dsp.c
index 97e42e1..d61b5cb 100644
--- a/sound/pci/echoaudio/layla24_dsp.c
+++ b/sound/pci/echoaudio/layla24_dsp.c
@@ -42,7 +42,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Layla24\n"));
-	snd_assert((subdevice_id & 0xfff0) == LAYLA24, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != LAYLA24))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -73,7 +74,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 
 	err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
-	snd_assert(err >= 0, return err);
+	if (err < 0)
+		return err;
 	err = set_professional_spdif(chip, TRUE);
 
 	DE_INIT(("init_hw done\n"));
@@ -158,8 +160,9 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
 {
 	u32 control_reg, clock, base_rate;
 
-	snd_assert(rate < 50000 || chip->digital_mode != DIGITAL_MODE_ADAT,
-		   return -EINVAL);
+	if (snd_BUG_ON(rate >= 50000 &&
+		       chip->digital_mode == DIGITAL_MODE_ADAT))
+		return -EINVAL;
 
 	/* Only set the clock for internal mode. */
 	if (chip->input_clock != ECHO_CLOCK_INTERNAL) {
diff --git a/sound/pci/echoaudio/mia_dsp.c b/sound/pci/echoaudio/mia_dsp.c
index 891c705..2273866 100644
--- a/sound/pci/echoaudio/mia_dsp.c
+++ b/sound/pci/echoaudio/mia_dsp.c
@@ -42,7 +42,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Mia\n"));
-	snd_assert((subdevice_id & 0xfff0) == MIA, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != MIA))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -161,8 +162,9 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
 static int set_input_clock(struct echoaudio *chip, u16 clock)
 {
 	DE_ACT(("set_input_clock(%d)\n", clock));
-	snd_assert(clock == ECHO_CLOCK_INTERNAL || clock == ECHO_CLOCK_SPDIF,
-		   return -EINVAL);
+	if (snd_BUG_ON(clock != ECHO_CLOCK_INTERNAL &&
+		       clock != ECHO_CLOCK_SPDIF))
+		return -EINVAL;
 
 	chip->input_clock = clock;
 	return set_sample_rate(chip, chip->sample_rate);
@@ -176,8 +178,9 @@ static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
 {
 	int index;
 
-	snd_assert(pipe < num_pipes_out(chip) &&
-		   output < num_busses_out(chip), return -EINVAL);
+	if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
+		       output >= num_busses_out(chip)))
+		return -EINVAL;
 
 	if (wait_handshake(chip))
 		return -EIO;
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 @@ static int enable_midi_input(struct echoaudio *chip, char enable)
 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 @@ static int midi_service_irq(struct echoaudio *chip)
 	/* 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;
diff --git a/sound/pci/echoaudio/mona_dsp.c b/sound/pci/echoaudio/mona_dsp.c
index c0b4bf0..eaa619b 100644
--- a/sound/pci/echoaudio/mona_dsp.c
+++ b/sound/pci/echoaudio/mona_dsp.c
@@ -43,7 +43,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 	int err;
 
 	DE_INIT(("init_hw() - Mona\n"));
-	snd_assert((subdevice_id & 0xfff0) == MONA, return -ENODEV);
+	if (snd_BUG_ON((subdevice_id & 0xfff0) != MONA))
+		return -ENODEV;
 
 	if ((err = init_dsp_comm_page(chip))) {
 		DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@@ -79,7 +80,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
 		return err;
 
 	err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
-	snd_assert(err >= 0, return err);
+	if (err < 0)
+		return err;
 	err = set_professional_spdif(chip, TRUE);
 
 	DE_INIT(("init_hw done\n"));