ALSA: hda - Fix NULL dereference in error path of patch_ca0132.c

Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/hda/patch_ca0132.c

@@ -1960,10 +1960,8 @@ static int dspxfr_image(struct hda_codec *codec,
 		return -EINVAL;
 
 	dma_engine = kzalloc(sizeof(*dma_engine), GFP_KERNEL);
-	if (!dma_engine) {
-		status = -ENOMEM;
-		goto exit;
-	}
+	if (!dma_engine)
+		return -ENOMEM;
 	memset((void *)dma_engine, 0, sizeof(*dma_engine));
 
 	dma_engine->dmab = kzalloc(sizeof(*dma_engine->dmab), GFP_KERNEL);