ALSA: riptide: Remove always NULL parameter

snd_riptide_pcm() takes a pointer to a pointer of a PCM where if this
parameter is provided the newly allocated PCM is stored. All callers pass
NULL though, so remove the parameter. This makes the code a bit cleaner and
shorter.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/riptide/riptide.c b/sound/pci/riptide/riptide.c
index 6abc2ac..121f2c0 100644 (file)
--- a/sound/pci/riptide/riptide.c
+++ b/sound/pci/riptide/riptide.c
@@ -1706,14 +1706,11 @@ static struct snd_pcm_ops snd_riptide_capture_ops = {
        .pointer = snd_riptide_pointer,
 };
 
-static int
-snd_riptide_pcm(struct snd_riptide *chip, int device, struct snd_pcm **rpcm)
+static int snd_riptide_pcm(struct snd_riptide *chip, int device)
 {
        struct snd_pcm *pcm;
        int err;
 
-       if (rpcm)
-               *rpcm = NULL;
        if ((err =
             snd_pcm_new(chip->card, "RIPTIDE", device, PLAYBACK_SUBSTREAMS, 1,
                         &pcm)) < 0)
@@ -1729,8 +1726,6 @@ snd_riptide_pcm(struct snd_riptide *chip, int device, struct snd_pcm **rpcm)
        snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
                                              snd_dma_pci_data(chip->pci),
                                              64 * 1024, 128 * 1024);
-       if (rpcm)
-               *rpcm = pcm;
        return 0;
 }
 
@@ -2092,7 +2087,7 @@ snd_card_riptide_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
        if (err < 0)
                goto error;
        card->private_data = chip;
-       err = snd_riptide_pcm(chip, 0, NULL);
+       err = snd_riptide_pcm(chip, 0);
        if (err < 0)
                goto error;
        err = snd_riptide_mixer(chip);