diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c
index 0dc21f7e0af9..1773ff84ee3b 100644
--- a/sound/soc/codecs/twl6040.c
+++ b/sound/soc/codecs/twl6040.c
@@ -1123,8 +1123,8 @@ static int twl6040_probe(struct snd_soc_codec *codec)
 
 	priv->plug_irq = platform_get_irq(pdev, 0);
 	if (priv->plug_irq < 0) {
-		dev_err(codec->dev, "invalid irq\n");
-		return -EINVAL;
+		dev_err(codec->dev, "invalid irq: %d\n", priv->plug_irq);
+		return priv->plug_irq;
 	}
 
 	INIT_DELAYED_WORK(&priv->hs_jack.work, twl6040_accessory_work);
diff --git a/sound/soc/codecs/wm8523.c b/sound/soc/codecs/wm8523.c
index 6d0a2723bfde..c7c33e98fbcb 100644
--- a/sound/soc/codecs/wm8523.c
+++ b/sound/soc/codecs/wm8523.c
@@ -100,7 +100,7 @@ static const struct snd_soc_dapm_route wm8523_dapm_routes[] = {
 	{ "LINEVOUTR", NULL, "DAC" },
 };
 
-static struct {
+static const struct {
 	int value;
 	int ratio;
 } lrclk_ratios[WM8523_NUM_RATES] = {
@@ -113,10 +113,10 @@ static struct {
 	{ 7, 1152 },
 };
 
-static struct {
+static const struct {
 	int value;
 	int ratio;
-} bclk_ratios[WM8523_NUM_RATES] = {
+} bclk_ratios[] = {
 	{ 2, 32 },
 	{ 3, 64 },
 	{ 4, 128 },
diff --git a/sound/soc/soc-utils.c b/sound/soc/soc-utils.c
index 644d9a9ebfbc..e30aacbcfc29 100644
--- a/sound/soc/soc-utils.c
+++ b/sound/soc/soc-utils.c
@@ -284,7 +284,7 @@ static const struct snd_pcm_ops dummy_dma_ops = {
 	.ioctl		= snd_pcm_lib_ioctl,
 };
 
-static struct snd_soc_platform_driver dummy_platform = {
+static const struct snd_soc_platform_driver dummy_platform = {
 	.ops = &dummy_dma_ops,
 };
 
diff --git a/sound/soc/txx9/txx9aclc.c b/sound/soc/txx9/txx9aclc.c
index 7912bf09dc4d..a2bb68fea5a3 100644
--- a/sound/soc/txx9/txx9aclc.c
+++ b/sound/soc/txx9/txx9aclc.c
@@ -271,7 +271,7 @@ static int txx9aclc_pcm_close(struct snd_pcm_substream *substream)
 	return 0;
 }
 
-static struct snd_pcm_ops txx9aclc_pcm_ops = {
+static const struct snd_pcm_ops txx9aclc_pcm_ops = {
 	.open		= txx9aclc_pcm_open,
 	.close		= txx9aclc_pcm_close,
 	.ioctl		= snd_pcm_lib_ioctl,
@@ -403,7 +403,7 @@ static int txx9aclc_pcm_remove(struct snd_soc_platform *platform)
 	return 0;
 }
 
-static struct snd_soc_platform_driver txx9aclc_soc_platform = {
+static const struct snd_soc_platform_driver txx9aclc_soc_platform = {
 	.probe		= txx9aclc_pcm_probe,
 	.remove		= txx9aclc_pcm_remove,
 	.ops		= &txx9aclc_pcm_ops,
diff --git a/sound/soc/ux500/mop500.c b/sound/soc/ux500/mop500.c
index ba9fc099cf67..070a6880980e 100644
--- a/sound/soc/ux500/mop500.c
+++ b/sound/soc/ux500/mop500.c
@@ -115,7 +115,6 @@ static int mop500_probe(struct platform_device *pdev)
 
 	dev_dbg(&pdev->dev, "%s: Card %s: Set platform drvdata.\n",
 		__func__, mop500_card.name);
-	platform_set_drvdata(pdev, &mop500_card);
 
 	snd_soc_card_set_drvdata(&mop500_card, NULL);
 
diff --git a/sound/soc/ux500/ux500_msp_dai.c b/sound/soc/ux500/ux500_msp_dai.c
index ec5152aa3f6e..625b72a5facd 100644
--- a/sound/soc/ux500/ux500_msp_dai.c
+++ b/sound/soc/ux500/ux500_msp_dai.c
@@ -707,7 +707,7 @@ static int ux500_msp_dai_probe(struct snd_soc_dai *dai)
 	return 0;
 }
 
-static struct snd_soc_dai_ops ux500_msp_dai_ops[] = {
+static const struct snd_soc_dai_ops ux500_msp_dai_ops[] = {
 	{
 		.set_sysclk = ux500_msp_dai_set_dai_sysclk,
 		.set_fmt = ux500_msp_dai_set_dai_fmt,