[ALSA] sound: au88x0_pcm.c fix integer as NULL pointer warning

sound/pci/au88x0/au88x0_pcm.c:508:15: warning: Using plain integer as NULL pointer

Also some small codingstyle fixes.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 5 insertions, 5 deletions

diff --git a/sound/pci/au88x0/au88x0_pcm.c b/sound/pci/au88x0/au88x0_pcm.c
index 526c6c5ecf7b..f9a58b4a30eb 100644
--- a/sound/pci/au88x0/au88x0_pcm.c
+++ b/sound/pci/au88x0/au88x0_pcm.c
@@ -498,14 +498,14 @@ static struct snd_kcontrol_new snd_vortex_mixer_spdif[] __devinitdata = {
 };
 
 /* create a pcm device */
-static int __devinit snd_vortex_new_pcm(vortex_t * chip, int idx, int nr)
+static int __devinit snd_vortex_new_pcm(vortex_t *chip, int idx, int nr)
 {
         struct snd_pcm *pcm;
         struct snd_kcontrol *kctl;
         int i;
         int err, nr_capt;
 
-        if ((chip == 0) || (idx < 0) || (idx >= VORTEX_PCM_LAST))
+        if (!chip || idx < 0 || idx >= VORTEX_PCM_LAST)
                 return -ENODEV;
 
         /* idx indicates which kind of PCM device. ADB, SPDIF, I2S and A3D share the 
@@ -514,9 +514,9 @@ static int __devinit snd_vortex_new_pcm(vortex_t * chip, int idx, int nr)
                 nr_capt = nr;
         else
                 nr_capt = 0;
-        if ((err =
-             snd_pcm_new(chip->card, vortex_pcm_prettyname[idx], idx, nr,
-                         nr_capt, &pcm)) < 0)
+        err = snd_pcm_new(chip->card, vortex_pcm_prettyname[idx], idx, nr,
+                          nr_capt, &pcm);
+        if (err < 0)
                 return err;
         strcpy(pcm->name, vortex_pcm_name[idx]);
         chip->pcm[idx] = pcm;