ASoC: SOF: control: remove const in sizeof()

We should only use the type, the const attribute makes no sense in
sizeof().
Reported-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Acked-by: Jaroslav Kysela <perex@perex.cz>
Tested-by: Jaroslav Kysela <perex@perex.cz>
Link: https://lore.kernel.org/r/20200930152026.3902186-2-kai.vehmanen@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/control.c

@@ -309,7 +309,7 @@ int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol,
 	 * the length (as bytes) is needed to know the correct copy
 	 * length of data from tlvd->tlv.
 	 */
-	if (copy_from_user(&header, tlvd, sizeof(const struct snd_ctl_tlv)))
+	if (copy_from_user(&header, tlvd, sizeof(struct snd_ctl_tlv)))
 		return -EFAULT;
 
 	/* make sure TLV info is consistent */
@@ -351,7 +351,7 @@ int snd_sof_bytes_ext_put(struct snd_kcontrol *kcontrol,
 	}
 
 	/* be->max has been verified to be >= sizeof(struct sof_abi_hdr) */
-	if (cdata->data->size > be->max - sizeof(const struct sof_abi_hdr)) {
+	if (cdata->data->size > be->max - sizeof(struct sof_abi_hdr)) {
 		dev_err_ratelimited(scomp->dev, "error: Mismatch in ABI data size (truncated?).\n");
 		return -EINVAL;
 	}
@@ -405,15 +405,15 @@ int snd_sof_bytes_ext_volatile_get(struct snd_kcontrol *kcontrol, unsigned int _
 		goto out;
 
 	/* check data size doesn't exceed max coming from topology */
-	if (cdata->data->size > be->max - sizeof(const struct sof_abi_hdr)) {
+	if (cdata->data->size > be->max - sizeof(struct sof_abi_hdr)) {
 		dev_err_ratelimited(scomp->dev, "error: user data size %d exceeds max size %zu.\n",
 				    cdata->data->size,
-				    be->max - sizeof(const struct sof_abi_hdr));
+				    be->max - sizeof(struct sof_abi_hdr));
 		ret = -EINVAL;
 		goto out;
 	}
 
-	data_size = cdata->data->size + sizeof(const struct sof_abi_hdr);
+	data_size = cdata->data->size + sizeof(struct sof_abi_hdr);
 
 	/* make sure we don't exceed size provided by user space for data */
 	if (data_size > size) {
@@ -423,7 +423,7 @@ int snd_sof_bytes_ext_volatile_get(struct snd_kcontrol *kcontrol, unsigned int _
 
 	header.numid = scontrol->cmd;
 	header.length = data_size;
-	if (copy_to_user(tlvd, &header, sizeof(const struct snd_ctl_tlv))) {
+	if (copy_to_user(tlvd, &header, sizeof(struct snd_ctl_tlv))) {
 		ret = -EFAULT;
 		goto out;
 	}
@@ -466,14 +466,14 @@ int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol,
 	cdata->data->abi = SOF_ABI_VERSION;
 
 	/* check data size doesn't exceed max coming from topology */
-	if (cdata->data->size > be->max - sizeof(const struct sof_abi_hdr)) {
+	if (cdata->data->size > be->max - sizeof(struct sof_abi_hdr)) {
 		dev_err_ratelimited(scomp->dev, "error: user data size %d exceeds max size %zu.\n",
 				    cdata->data->size,
-				    be->max - sizeof(const struct sof_abi_hdr));
+				    be->max - sizeof(struct sof_abi_hdr));
 		return -EINVAL;
 	}
 
-	data_size = cdata->data->size + sizeof(const struct sof_abi_hdr);
+	data_size = cdata->data->size + sizeof(struct sof_abi_hdr);
 
 	/* make sure we don't exceed size provided by user space for data */
 	if (data_size > size)
@@ -481,7 +481,7 @@ int snd_sof_bytes_ext_get(struct snd_kcontrol *kcontrol,
 
 	header.numid = scontrol->cmd;
 	header.length = data_size;
-	if (copy_to_user(tlvd, &header, sizeof(const struct snd_ctl_tlv)))
+	if (copy_to_user(tlvd, &header, sizeof(struct snd_ctl_tlv)))
 		return -EFAULT;
 
 	if (copy_to_user(tlvd->tlv, cdata->data, data_size))