diff options
Diffstat (limited to 'sound/pci')
64 files changed, 422 insertions, 329 deletions
diff --git a/sound/pci/ad1889.c b/sound/pci/ad1889.c index 8c36990e26f6..0bf2c04eeada 100644 --- a/sound/pci/ad1889.c +++ b/sound/pci/ad1889.c @@ -283,7 +283,7 @@ snd_ad1889_hw_free(struct snd_pcm_substream *substream) return snd_pcm_lib_free_pages(substream); } -static struct snd_pcm_hardware snd_ad1889_playback_hw = { +static const struct snd_pcm_hardware snd_ad1889_playback_hw = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_BLOCK_TRANSFER, .formats = SNDRV_PCM_FMTBIT_S16_LE, @@ -300,7 +300,7 @@ static struct snd_pcm_hardware snd_ad1889_playback_hw = { /*.fifo_size = 0,*/ }; -static struct snd_pcm_hardware snd_ad1889_capture_hw = { +static const struct snd_pcm_hardware snd_ad1889_capture_hw = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_BLOCK_TRANSFER, .formats = SNDRV_PCM_FMTBIT_S16_LE, diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c index 8567f1e5b9cf..39547e32e584 100644 --- a/sound/pci/ali5451/ali5451.c +++ b/sound/pci/ali5451/ali5451.c @@ -1540,7 +1540,7 @@ static int snd_ali_close(struct snd_pcm_substream *substream) return 0; } -static struct snd_pcm_ops snd_ali_playback_ops = { +static const struct snd_pcm_ops snd_ali_playback_ops = { .open = snd_ali_playback_open, .close = snd_ali_playback_close, .ioctl = snd_pcm_lib_ioctl, @@ -1551,7 +1551,7 @@ static struct snd_pcm_ops snd_ali_playback_ops = { .pointer = snd_ali_playback_pointer, }; -static struct snd_pcm_ops snd_ali_capture_ops = { +static const struct snd_pcm_ops snd_ali_capture_ops = { .open = snd_ali_capture_open, .close = snd_ali_close, .ioctl = snd_pcm_lib_ioctl, @@ -1626,7 +1626,7 @@ static int snd_ali_modem_capture_open(struct snd_pcm_substream *substream) return snd_ali_modem_open(substream, 1, ALI_MODEM_IN_CHANNEL); } -static struct snd_pcm_ops snd_ali_modem_playback_ops = { +static const struct snd_pcm_ops snd_ali_modem_playback_ops = { .open = snd_ali_modem_playback_open, .close = snd_ali_close, .ioctl = snd_pcm_lib_ioctl, @@ -1637,7 +1637,7 @@ static struct snd_pcm_ops snd_ali_modem_playback_ops = { .pointer = snd_ali_pointer, }; -static struct snd_pcm_ops snd_ali_modem_capture_ops = { +static const struct snd_pcm_ops snd_ali_modem_capture_ops = { .open = snd_ali_modem_capture_open, .close = snd_ali_close, .ioctl = snd_pcm_lib_ioctl, @@ -1653,8 +1653,8 @@ struct ali_pcm_description { char *name; unsigned int playback_num; unsigned int capture_num; - struct snd_pcm_ops *playback_ops; - struct snd_pcm_ops *capture_ops; + const struct snd_pcm_ops *playback_ops; + const struct snd_pcm_ops *capture_ops; unsigned short class; }; diff --git a/sound/pci/als300.c b/sound/pci/als300.c index ab75601d7c2c..eaa2d853d922 100644 --- a/sound/pci/als300.c +++ b/sound/pci/als300.c @@ -328,7 +328,7 @@ static int snd_als300_ac97(struct snd_als300 *chip) * the card when it is running outside of legacy * mode. */ -static struct snd_pcm_hardware snd_als300_playback_hw = +static const struct snd_pcm_hardware snd_als300_playback_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | @@ -347,7 +347,7 @@ static struct snd_pcm_hardware snd_als300_playback_hw = .periods_max = 2, }; -static struct snd_pcm_hardware snd_als300_capture_hw = +static const struct snd_pcm_hardware snd_als300_capture_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | diff --git a/sound/pci/als4000.c b/sound/pci/als4000.c index 7844a75d8ed9..26b097edec8c 100644 --- a/sound/pci/als4000.c +++ b/sound/pci/als4000.c @@ -592,7 +592,7 @@ static irqreturn_t snd_als4000_interrupt(int irq, void *dev_id) /*****************************************************************/ -static struct snd_pcm_hardware snd_als4000_playback = +static const struct snd_pcm_hardware snd_als4000_playback = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_MMAP_VALID), @@ -611,7 +611,7 @@ static struct snd_pcm_hardware snd_als4000_playback = .fifo_size = 0 }; -static struct snd_pcm_hardware snd_als4000_capture = +static const struct snd_pcm_hardware snd_als4000_capture = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_MMAP_VALID), diff --git a/sound/pci/asihpi/hpidebug.c b/sound/pci/asihpi/hpidebug.c index ac86a1f1d3bf..9e122327dc05 100644 --- a/sound/pci/asihpi/hpidebug.c +++ b/sound/pci/asihpi/hpidebug.c @@ -71,8 +71,8 @@ void hpi_debug_data(u16 *pdata, u32 len) printk(KERN_DEBUG "%p:", (pdata + i)); for (k = 0; k < cols && i < len; i++, k++) - printk("%s%04x", k == 0 ? "" : " ", pdata[i]); + printk(KERN_CONT "%s%04x", k == 0 ? "" : " ", pdata[i]); - printk("\n"); + printk(KERN_CONT "\n"); } } diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c index a40c918c8dff..7ae63d452bba 100644 --- a/sound/pci/atiixp.c +++ b/sound/pci/atiixp.c @@ -1009,7 +1009,7 @@ static int snd_atiixp_pcm_hw_free(struct snd_pcm_substream *substream) /* * pcm hardware definition, identical for all DMA types */ -static struct snd_pcm_hardware snd_atiixp_pcm_hw = +static const struct snd_pcm_hardware snd_atiixp_pcm_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -1183,7 +1183,7 @@ static const struct snd_pcm_ops snd_atiixp_spdif_ops = { .pointer = snd_atiixp_pcm_pointer, }; -static struct ac97_pcm atiixp_pcm_defs[] = { +static const struct ac97_pcm atiixp_pcm_defs[] = { /* front PCM */ { .exclusive = 1, diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c index 52e0ea7b9b80..a586635664e0 100644 --- a/sound/pci/atiixp_modem.c +++ b/sound/pci/atiixp_modem.c @@ -834,7 +834,7 @@ static int snd_atiixp_pcm_hw_free(struct snd_pcm_substream *substream) /* * pcm hardware definition, identical for all DMA types */ -static struct snd_pcm_hardware snd_atiixp_pcm_hw = +static const struct snd_pcm_hardware snd_atiixp_pcm_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | diff --git a/sound/pci/au88x0/au88x0_pcm.c b/sound/pci/au88x0/au88x0_pcm.c index 1aa97012451d..53714e0bf598 100644 --- a/sound/pci/au88x0/au88x0_pcm.c +++ b/sound/pci/au88x0/au88x0_pcm.c @@ -30,7 +30,7 @@ #define VORTEX_PCM_TYPE(x) (x->name[40]) /* hardware definition */ -static struct snd_pcm_hardware snd_vortex_playback_hw_adb = { +static const struct snd_pcm_hardware snd_vortex_playback_hw_adb = { .info = (SNDRV_PCM_INFO_MMAP | /* SNDRV_PCM_INFO_RESUME | */ SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_INTERLEAVED | @@ -51,7 +51,7 @@ static struct snd_pcm_hardware snd_vortex_playback_hw_adb = { }; #ifndef CHIP_AU8820 -static struct snd_pcm_hardware snd_vortex_playback_hw_a3d = { +static const struct snd_pcm_hardware snd_vortex_playback_hw_a3d = { .info = (SNDRV_PCM_INFO_MMAP | /* SNDRV_PCM_INFO_RESUME | */ SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_INTERLEAVED | @@ -71,7 +71,7 @@ static struct snd_pcm_hardware snd_vortex_playback_hw_a3d = { .periods_max = 64, }; #endif -static struct snd_pcm_hardware snd_vortex_playback_hw_spdif = { +static const struct snd_pcm_hardware snd_vortex_playback_hw_spdif = { .info = (SNDRV_PCM_INFO_MMAP | /* SNDRV_PCM_INFO_RESUME | */ SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_INTERLEAVED | @@ -94,7 +94,7 @@ static struct snd_pcm_hardware snd_vortex_playback_hw_spdif = { }; #ifndef CHIP_AU8810 -static struct snd_pcm_hardware snd_vortex_playback_hw_wt = { +static const struct snd_pcm_hardware snd_vortex_playback_hw_wt = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID), @@ -439,7 +439,7 @@ static snd_pcm_uframes_t snd_vortex_pcm_pointer(struct snd_pcm_substream *substr } /* operators */ -static struct snd_pcm_ops snd_vortex_playback_ops = { +static const struct snd_pcm_ops snd_vortex_playback_ops = { .open = snd_vortex_pcm_open, .close = snd_vortex_pcm_close, .ioctl = snd_pcm_lib_ioctl, diff --git a/sound/pci/aw2/aw2-alsa.c b/sound/pci/aw2/aw2-alsa.c index 8356180bfe0e..9a49e4243a9c 100644 --- a/sound/pci/aw2/aw2-alsa.c +++ b/sound/pci/aw2/aw2-alsa.c @@ -52,7 +52,7 @@ MODULE_LICENSE("GPL"); * TYPEDEFS ********************************/ /* hardware definition */ -static struct snd_pcm_hardware snd_aw2_playback_hw = { +static const struct snd_pcm_hardware snd_aw2_playback_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID), @@ -69,7 +69,7 @@ static struct snd_pcm_hardware snd_aw2_playback_hw = { .periods_max = 1024, }; -static struct snd_pcm_hardware snd_aw2_capture_hw = { +static const struct snd_pcm_hardware snd_aw2_capture_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID), diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c index de0234294c25..d8ade8771a32 100644 --- a/sound/pci/bt87x.c +++ b/sound/pci/bt87x.c @@ -353,7 +353,7 @@ static irqreturn_t snd_bt87x_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct snd_pcm_hardware snd_bt87x_digital_hw = { +static const struct snd_pcm_hardware snd_bt87x_digital_hw = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -370,7 +370,7 @@ static struct snd_pcm_hardware snd_bt87x_digital_hw = { .periods_max = 255, }; -static struct snd_pcm_hardware snd_bt87x_analog_hw = { +static const struct snd_pcm_hardware snd_bt87x_analog_hw = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c index 6165a57a94ae..cd27b5536654 100644 --- a/sound/pci/ca0106/ca0106_main.c +++ b/sound/pci/ca0106/ca0106_main.c @@ -296,7 +296,7 @@ static struct snd_ca0106_details ca0106_chip_details[] = { }; /* hardware definition */ -static struct snd_pcm_hardware snd_ca0106_playback_hw = { +static const struct snd_pcm_hardware snd_ca0106_playback_hw = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -317,7 +317,7 @@ static struct snd_pcm_hardware snd_ca0106_playback_hw = { .fifo_size = 0, }; -static struct snd_pcm_hardware snd_ca0106_capture_hw = { +static const struct snd_pcm_hardware snd_ca0106_capture_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -660,11 +660,9 @@ static int snd_ca0106_pcm_open_capture_channel(struct snd_pcm_substream *substre int err; epcm = kzalloc(sizeof(*epcm), GFP_KERNEL); - if (epcm == NULL) { - dev_err(chip->card->dev, - "open_capture_channel: failed epcm alloc\n"); + if (!epcm) return -ENOMEM; - } + epcm->emu = chip; epcm->substream = substream; epcm->channel_id=channel_id; diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c index a460cb63e971..26a657870664 100644 --- a/sound/pci/cmipci.c +++ b/sound/pci/cmipci.c @@ -1477,7 +1477,7 @@ static irqreturn_t snd_cmipci_interrupt(int irq, void *dev_id) */ /* playback on channel A */ -static struct snd_pcm_hardware snd_cmipci_playback = +static const struct snd_pcm_hardware snd_cmipci_playback = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE | @@ -1497,7 +1497,7 @@ static struct snd_pcm_hardware snd_cmipci_playback = }; /* capture on channel B */ -static struct snd_pcm_hardware snd_cmipci_capture = +static const struct snd_pcm_hardware snd_cmipci_capture = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE | @@ -1517,7 +1517,7 @@ static struct snd_pcm_hardware snd_cmipci_capture = }; /* playback on channel B - stereo 16bit only? */ -static struct snd_pcm_hardware snd_cmipci_playback2 = +static const struct snd_pcm_hardware snd_cmipci_playback2 = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE | @@ -1537,7 +1537,7 @@ static struct snd_pcm_hardware snd_cmipci_playback2 = }; /* spdif playback on channel A */ -static struct snd_pcm_hardware snd_cmipci_playback_spdif = +static const struct snd_pcm_hardware snd_cmipci_playback_spdif = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE | @@ -1557,7 +1557,7 @@ static struct snd_pcm_hardware snd_cmipci_playback_spdif = }; /* spdif playback on channel A (32bit, IEC958 subframes) */ -static struct snd_pcm_hardware snd_cmipci_playback_iec958_subframe = +static const struct snd_pcm_hardware snd_cmipci_playback_iec958_subframe = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE | @@ -1577,7 +1577,7 @@ static struct snd_pcm_hardware snd_cmipci_playback_iec958_subframe = }; /* spdif capture on channel B */ -static struct snd_pcm_hardware snd_cmipci_capture_spdif = +static const struct snd_pcm_hardware snd_cmipci_capture_spdif = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_PAUSE | @@ -3295,20 +3295,23 @@ static int snd_cmipci_probe(struct pci_dev *pci, break; } - if ((err = snd_cmipci_create(card, pci, dev, &cm)) < 0) { - snd_card_free(card); - return err; - } + err = snd_cmipci_create(card, pci, dev, &cm); + if (err < 0) + goto free_card; + card->private_data = cm; - if ((err = snd_card_register(card)) < 0) { - snd_card_free(card); - return err; - } + err = snd_card_register(card); + if (err < 0) + goto free_card; + pci_set_drvdata(pci, card); dev++; return 0; +free_card: + snd_card_free(card); + return err; } static void snd_cmipci_remove(struct pci_dev *pci) diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c index ee7ba4b0b47b..ec4247638fa1 100644 --- a/sound/pci/cs4281.c +++ b/sound/pci/cs4281.c @@ -847,7 +847,7 @@ static snd_pcm_uframes_t snd_cs4281_pointer(struct snd_pcm_substream *substream) snd_cs4281_peekBA0(chip, dma->regDCC) - 1; } -static struct snd_pcm_hardware snd_cs4281_playback = +static const struct snd_pcm_hardware snd_cs4281_playback = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | @@ -872,7 +872,7 @@ static struct snd_pcm_hardware snd_cs4281_playback = .fifo_size = CS4281_FIFO_SIZE, }; -static struct snd_pcm_hardware snd_cs4281_capture = +static const struct snd_pcm_hardware snd_cs4281_capture = { .info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | diff --git a/sound/pci/cs46xx/cs46xx_lib.c b/sound/pci/cs46xx/cs46xx_lib.c index 709fb1a503b7..0020fd0efc46 100644 --- a/sound/pci/cs46xx/cs46xx_lib.c +++ b/sound/pci/cs46xx/cs46xx_lib.c @@ -1438,7 +1438,7 @@ static irqreturn_t snd_cs46xx_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static struct snd_pcm_hardware snd_cs46xx_playback = +static const struct snd_pcm_hardware snd_cs46xx_playback = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | @@ -1460,7 +1460,7 @@ static struct snd_pcm_hardware snd_cs46xx_playback = .fifo_size = 0, }; -static struct snd_pcm_hardware snd_cs46xx_capture = +static const struct snd_pcm_hardware snd_cs46xx_capture = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | diff --git a/sound/pci/cs5535audio/cs5535audio_pcm.c b/sound/pci/cs5535audio/cs5535audio_pcm.c index c208c1d8dbb2..ee7065f6e162 100644 --- a/sound/pci/cs5535audio/cs5535audio_pcm.c +++ b/sound/pci/cs5535audio/cs5535audio_pcm.c @@ -33,7 +33,7 @@ #include <sound/ac97_codec.h> #include "cs5535audio.h" -static struct snd_pcm_hardware snd_cs5535audio_playback = +static const struct snd_pcm_hardware snd_cs5535audio_playback = { .info = ( SNDRV_PCM_INFO_MMAP | @@ -62,7 +62,7 @@ static struct snd_pcm_hardware snd_cs5535audio_playback = .fifo_size = 0, }; -static struct snd_pcm_hardware snd_cs5535audio_capture = +static const struct snd_pcm_hardware snd_cs5535audio_capture = { .info = ( SNDRV_PCM_INFO_MMAP | diff --git a/sound/pci/ctxfi/cthw20k1.c b/sound/pci/ctxfi/cthw20k1.c index 79edd88d5cd0..8e6eb9d7984b 100644 --- a/sound/pci/ctxfi/cthw20k1.c +++ b/sound/pci/ctxfi/cthw20k1.c @@ -2154,7 +2154,7 @@ static void hw_write_pci(struct hw *hw, u32 reg, u32 data) &container_of(hw, struct hw20k1, hw)->reg_pci_lock, flags); } -static struct hw ct20k1_preset = { +static const struct hw ct20k1_preset = { .irq = -1, .card_init = hw_card_init, diff --git a/sound/pci/ctxfi/cthw20k2.c b/sound/pci/ctxfi/cthw20k2.c index 18ee7768b7c4..b866d6b2c923 100644 --- a/sound/pci/ctxfi/cthw20k2.c +++ b/sound/pci/ctxfi/cthw20k2.c @@ -2220,7 +2220,7 @@ static void hw_write_20kx(struct hw *hw, u32 reg, u32 data) writel(data, hw->mem_base + reg); } -static struct hw ct20k2_preset = { +static const struct hw ct20k2_preset = { .irq = -1, .card_init = hw_card_init, diff --git a/sound/pci/ctxfi/ctpcm.c b/sound/pci/ctxfi/ctpcm.c index 974978041558..b36e37ae2b51 100644 --- a/sound/pci/ctxfi/ctpcm.c +++ b/sound/pci/ctxfi/ctpcm.c @@ -21,7 +21,7 @@ #include <sound/pcm.h> /* Hardware descriptions for playback */ -static struct snd_pcm_hardware ct_pcm_playback_hw = { +static const struct snd_pcm_hardware ct_pcm_playback_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -46,7 +46,7 @@ static struct snd_pcm_hardware ct_pcm_playback_hw = { .fifo_size = 0, }; -static struct snd_pcm_hardware ct_spdif_passthru_playback_hw = { +static const struct snd_pcm_hardware ct_spdif_passthru_playback_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -69,7 +69,7 @@ static struct snd_pcm_hardware ct_spdif_passthru_playback_hw = { }; /* Hardware descriptions for capture */ -static struct snd_pcm_hardware ct_pcm_capture_hw = { +static const struct snd_pcm_hardware ct_pcm_capture_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | @@ -140,27 +140,28 @@ static int ct_pcm_playback_open(struct snd_pcm_substream *substream) err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS); - if (err < 0) { - kfree(apcm); - return err; - } + if (err < 0) + goto free_pcm; + err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 1024, UINT_MAX); - if (err < 0) { - kfree(apcm); - return err; - } + if (err < 0) + goto free_pcm; apcm->timer = ct_timer_instance_new(atc->timer, apcm); if (!apcm->timer) { - kfree(apcm); - return -ENOMEM; + err = -ENOMEM; + goto free_pcm; } runtime->private_data = apcm; runtime->private_free = ct_atc_pcm_free_substream; return 0; + +free_pcm: + kfree(apcm); + return err; } static int ct_pcm_playback_close(struct snd_pcm_substream *substream) @@ -286,27 +287,28 @@ static int ct_pcm_capture_open(struct snd_pcm_substream *substream) err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS); - if (err < 0) { - kfree(apcm); - return err; - } + if (err < 0) + goto free_pcm; + err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 1024, UINT_MAX); - if (err < 0) { - kfree(apcm); - return err; - } + if (err < 0) + goto free_pcm; apcm->timer = ct_timer_instance_new(atc->ti |