[ALSA] wm8750 typo fix

I quuestion the testing status of that patch!
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
Signed-off-by: NJaroslav Kysela <perex@suse.cz>

sound/soc/codecs/wm8750.c

@@ -808,7 +808,7 @@ static int wm8750_init(struct snd_soc_device *socdev)
 	codec->dai = &wm8750_dai;
 	codec->num_dai = 1;
 	codec->reg_cache_size = sizeof(wm8750_reg);
-	codec->reg_cache = kmemdup(wm8750_reg, sizeof(wm8750_reg), GFP_KRENEL);
+	codec->reg_cache = kmemdup(wm8750_reg, sizeof(wm8750_reg), GFP_KERNEL);
 	if (codec->reg_cache == NULL)
 		return -ENOMEM;