[ALSA] soc - ac97 - Clean up checkpatch warnings

Also change some if (x == NULL) to if (!x).

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/soc/codecs/ac97.c b/sound/soc/codecs/ac97.c
index 242130cf1abd2d0797f794f70d4937acefc159c6..2a1ffe39690887efcd9e5ea66628fca8e8d4d531 100644 (file)
--- a/sound/soc/codecs/ac97.c
+++ b/sound/soc/codecs/ac97.c
@@ -40,7 +40,8 @@ static int ac97_prepare(struct snd_pcm_substream *substream)
 }
 
 #define STD_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
-               SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
+               SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\
+               SNDRV_PCM_RATE_48000)
 
 struct snd_soc_codec_dai ac97_dai = {
        .name = "AC97 HiFi",
@@ -86,7 +87,7 @@ static int ac97_soc_probe(struct platform_device *pdev)
        printk(KERN_INFO "AC97 SoC Audio Codec %s\n", AC97_VERSION);
 
        socdev->codec = kzalloc(sizeof(struct snd_soc_codec), GFP_KERNEL);
-       if (socdev->codec == NULL)
+       if (!socdev->codec)
                return -ENOMEM;
        codec = socdev->codec;
        mutex_init(&codec->mutex);
@@ -102,17 +103,17 @@ static int ac97_soc_probe(struct platform_device *pdev)
 
        /* register pcms */
        ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
-       if(ret < 0)
+       if (ret < 0)
                goto err;
 
        /* add codec as bus device for standard ac97 */
        ret = snd_ac97_bus(codec->card, 0, &soc_ac97_ops, NULL, &ac97_bus);
-       if(ret < 0)
+       if (ret < 0)
                goto bus_err;
 
        memset(&ac97_template, 0, sizeof(struct snd_ac97_template));
        ret = snd_ac97_mixer(ac97_bus, &ac97_template, &codec->ac97);
-       if(ret < 0)
+       if (ret < 0)
                goto bus_err;
 
        ret = snd_soc_register_card(socdev);
@@ -135,7 +136,7 @@ static int ac97_soc_remove(struct platform_device *pdev)
        struct snd_soc_device *socdev = platform_get_drvdata(pdev);
        struct snd_soc_codec *codec = socdev->codec;
 
-       if(codec == NULL)
+       if (!codec)
                return 0;
 
        snd_soc_free_pcms(socdev);
@@ -145,11 +146,10 @@ static int ac97_soc_remove(struct platform_device *pdev)
        return 0;
 }
 
-struct snd_soc_codec_device soc_codec_dev_ac97= {
+struct snd_soc_codec_device soc_codec_dev_ac97 = {
        .probe =        ac97_soc_probe,
        .remove =       ac97_soc_remove,
 };
-
 EXPORT_SYMBOL_GPL(soc_codec_dev_ac97);
 
 MODULE_DESCRIPTION("Soc Generic AC97 driver");