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Diffstat (limited to 'sound/firewire/oxfw')
-rw-r--r--sound/firewire/oxfw/oxfw-pcm.c17
-rw-r--r--sound/firewire/oxfw/oxfw-stream.c9
2 files changed, 16 insertions, 10 deletions
diff --git a/sound/firewire/oxfw/oxfw-pcm.c b/sound/firewire/oxfw/oxfw-pcm.c
index 67ade0775..9c73930d0 100644
--- a/sound/firewire/oxfw/oxfw-pcm.c
+++ b/sound/firewire/oxfw/oxfw-pcm.c
@@ -231,7 +231,12 @@ static int pcm_capture_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
struct snd_oxfw *oxfw = substream->private_data;
+ int err;
+ err = snd_pcm_lib_alloc_vmalloc_buffer(substream,
+ params_buffer_bytes(hw_params));
+ if (err < 0)
+ return err;
if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {
mutex_lock(&oxfw->mutex);
@@ -241,13 +246,18 @@ static int pcm_capture_hw_params(struct snd_pcm_substream *substream,
amdtp_stream_set_pcm_format(&oxfw->tx_stream, params_format(hw_params));
- return snd_pcm_lib_alloc_vmalloc_buffer(substream,
- params_buffer_bytes(hw_params));
+ return 0;
}
static int pcm_playback_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
struct snd_oxfw *oxfw = substream->private_data;
+ int err;
+
+ err = snd_pcm_lib_alloc_vmalloc_buffer(substream,
+ params_buffer_bytes(hw_params));
+ if (err < 0)
+ return err;
if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {
mutex_lock(&oxfw->mutex);
@@ -257,8 +267,7 @@ static int pcm_playback_hw_params(struct snd_pcm_substream *substream,
amdtp_stream_set_pcm_format(&oxfw->rx_stream, params_format(hw_params));
- return snd_pcm_lib_alloc_vmalloc_buffer(substream,
- params_buffer_bytes(hw_params));
+ return 0;
}
static int pcm_capture_hw_free(struct snd_pcm_substream *substream)
diff --git a/sound/firewire/oxfw/oxfw-stream.c b/sound/firewire/oxfw/oxfw-stream.c
index 873d40fc4..77ad5b98e 100644
--- a/sound/firewire/oxfw/oxfw-stream.c
+++ b/sound/firewire/oxfw/oxfw-stream.c
@@ -512,12 +512,11 @@ assume_stream_formats(struct snd_oxfw *oxfw, enum avc_general_plug_dir dir,
if (err < 0)
goto end;
- formats[eid] = kmalloc(*len, GFP_KERNEL);
+ formats[eid] = kmemdup(buf, *len, GFP_KERNEL);
if (formats[eid] == NULL) {
err = -ENOMEM;
goto end;
}
- memcpy(formats[eid], buf, *len);
/* apply the format for each available sampling rate */
for (i = 0; i < ARRAY_SIZE(oxfw_rate_table); i++) {
@@ -531,12 +530,11 @@ assume_stream_formats(struct snd_oxfw *oxfw, enum avc_general_plug_dir dir,
continue;
eid++;
- formats[eid] = kmalloc(*len, GFP_KERNEL);
+ formats[eid] = kmemdup(buf, *len, GFP_KERNEL);
if (formats[eid] == NULL) {
err = -ENOMEM;
goto end;
}
- memcpy(formats[eid], buf, *len);
formats[eid][2] = avc_stream_rate_table[i];
}
@@ -594,12 +592,11 @@ static int fill_stream_formats(struct snd_oxfw *oxfw,
if (err < 0)
break;
- formats[eid] = kmalloc(len, GFP_KERNEL);
+ formats[eid] = kmemdup(buf, len, GFP_KERNEL);
if (formats[eid] == NULL) {
err = -ENOMEM;
break;
}
- memcpy(formats[eid], buf, len);
/* get next entry */
len = AVC_GENERIC_FRAME_MAXIMUM_BYTES;