1 files changed, 127 insertions, 84 deletions

diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index 87f75edba3dc..9e89633676b7 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -246,8 +246,8 @@ static inline void soc_control_err(struct soc_tplg *tplg,
 }
 
 /* pass vendor data to component driver for processing */
-static int soc_tplg_vendor_load_(struct soc_tplg *tplg,
-	struct snd_soc_tplg_hdr *hdr)
+static int soc_tplg_vendor_load(struct soc_tplg *tplg,
+				struct snd_soc_tplg_hdr *hdr)
 {
 	int ret = 0;
 
@@ -268,16 +268,6 @@ static int soc_tplg_vendor_load_(struct soc_tplg *tplg,
 	return ret;
 }
 
-/* pass vendor data to component driver for processing */
-static int soc_tplg_vendor_load(struct soc_tplg *tplg,
-	struct snd_soc_tplg_hdr *hdr)
-{
-	if (tplg->pass != SOC_TPLG_PASS_VENDOR)
-		return 0;
-
-	return soc_tplg_vendor_load_(tplg, hdr);
-}
-
 /* optionally pass new dynamic widget to component driver. This is mainly for
  * external widgets where we can assign private data/ops */
 static int soc_tplg_widget_load(struct soc_tplg *tplg,
@@ -894,7 +884,13 @@ static int soc_tplg_dmixer_create(struct soc_tplg *tplg, unsigned int count,
 		}
 
 		/* create any TLV data */
-		soc_tplg_create_tlv(tplg, &kc, &mc->hdr);
+		err = soc_tplg_create_tlv(tplg, &kc, &mc->hdr);
+		if (err < 0) {
+			dev_err(tplg->dev, "ASoC: failed to create TLV %s\n",
+				mc->hdr.name);
+			kfree(sm);
+			continue;
+		}
 
 		/* pass control to driver for optional further init */
 		err = soc_tplg_init_kcontrol(tplg, &kc,
@@ -1118,14 +1114,9 @@ static int soc_tplg_kcontrol_elems_load(struct soc_tplg *tplg,
 	struct snd_soc_tplg_hdr *hdr)
 {
 	struct snd_soc_tplg_ctl_hdr *control_hdr;
+	int ret;
 	int i;
 
-	if (tplg->pass != SOC_TPLG_PASS_MIXER) {
-		tplg->pos += le32_to_cpu(hdr->size) +
-			le32_to_cpu(hdr->payload_size);
-		return 0;
-	}
-
 	dev_dbg(tplg->dev, "ASoC: adding %d kcontrols at 0x%lx\n", hdr->count,
 		soc_tplg_get_offset(tplg));
 
@@ -1146,25 +1137,30 @@ static int soc_tplg_kcontrol_elems_load(struct soc_tplg *tplg,
 		case SND_SOC_TPLG_CTL_RANGE:
 		case SND_SOC_TPLG_DAPM_CTL_VOLSW:
 		case SND_SOC_TPLG_DAPM_CTL_PIN:
-			soc_tplg_dmixer_create(tplg, 1,
-					       le32_to_cpu(hdr->payload_size));
+			ret = soc_tplg_dmixer_create(tplg, 1,
+					le32_to_cpu(hdr->payload_size));
 			break;
 		case SND_SOC_TPLG_CTL_ENUM:
 		case SND_SOC_TPLG_CTL_ENUM_VALUE:
 		case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
 		case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
 		case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
-			soc_tplg_denum_create(tplg, 1,
-					      le32_to_cpu(hdr->payload_size));
+			ret = soc_tplg_denum_create(tplg, 1,
+					le32_to_cpu(hdr->payload_size));
 			break;
 		case SND_SOC_TPLG_CTL_BYTES:
-			soc_tplg_dbytes_create(tplg, 1,
-					       le32_to_cpu(hdr->payload_size));
+			ret = soc_tplg_dbytes_create(tplg, 1,
+					le32_to_cpu(hdr->payload_size));
 			break;
 		default:
 			soc_bind_err(tplg, control_hdr, i);
 			return -EINVAL;
 		}
+		if (ret < 0) {
+			dev_err(tplg->dev, "ASoC: invalid control\n");
+			return ret;
+		}
+
 	}
 
 	return 0;
@@ -1192,14 +1188,6 @@ static int soc_tplg_dapm_graph_elems_load(struct soc_tplg *tplg,
 
 	count = le32_to_cpu(hdr->count);
 
-	if (tplg->pass != SOC_TPLG_PASS_GRAPH) {
-		tplg->pos +=
-			le32_to_cpu(hdr->size) +
-			le32_to_cpu(hdr->payload_size);
-
-		return 0;
-	}
-
 	if (soc_tplg_check_elem_count(tplg,
 		sizeof(struct snd_soc_tplg_dapm_graph_elem),
 		count, le32_to_cpu(hdr->payload_size), "graph")) {
@@ -1272,7 +1260,9 @@ static int soc_tplg_dapm_graph_elems_load(struct soc_tplg *tplg,
 		routes[i]->dobj.index = tplg->index;
 		list_add(&routes[i]->dobj.list, &tplg->comp->dobj_list);
 
-		soc_tplg_add_route(tplg, routes[i]);
+		ret = soc_tplg_add_route(tplg, routes[i]);
+		if (ret < 0)
+			break;
 
 		/* add route, but keep going if some fail */
 		snd_soc_dapm_add_routes(dapm, routes[i], 1);
@@ -1355,7 +1345,13 @@ static struct snd_kcontrol_new *soc_tplg_dapm_widget_dmixer_create(
 		}
 
 		/* create any TLV data */
-		soc_tplg_create_tlv(tplg, &kc[i], &mc->hdr);
+		err = soc_tplg_create_tlv(tplg, &kc[i], &mc->hdr);
+		if (err < 0) {
+			dev_err(tplg->dev, "ASoC: failed to create TLV %s\n",
+				mc->hdr.name);
+			kfree(sm);
+			continue;
+		}
 
 		/* pass control to driver for optional further init */
 		err = soc_tplg_init_kcontrol(tplg, &kc[i],
@@ -1721,9 +1717,6 @@ static int soc_tplg_dapm_widget_elems_load(struct soc_tplg *tplg,
 
 	count = le32_to_cpu(hdr->count);
 
-	if (tplg->pass != SOC_TPLG_PASS_WIDGET)
-		return 0;
-
 	dev_dbg(tplg->dev, "ASoC: adding %d DAPM widgets\n", count);
 
 	for (i = 0; i < count; i++) {
@@ -1766,10 +1759,13 @@ static int soc_tplg_dapm_complete(struct soc_tplg *tplg)
 	return 0;
 }
 
-static void set_stream_info(struct snd_soc_pcm_stream *stream,
+static int set_stream_info(struct snd_soc_pcm_stream *stream,
 	struct snd_soc_tplg_stream_caps *caps)
 {
 	stream->stream_name = kstrdup(caps->name, GFP_KERNEL);
+	if (!stream->stream_name)
+		return -ENOMEM;
+
 	stream->channels_min = le32_to_cpu(caps->channels_min);
 	stream->channels_max = le32_to_cpu(caps->channels_max);
 	stream->rates = le32_to_cpu(caps->rates);
@@ -1777,6 +1773,8 @@ static void set_stream_info(struct snd_soc_pcm_stream *stream,
 	stream->rate_max = le32_to_cpu(caps->rate_max);
 	stream->formats = le64_to_cpu(caps->formats);
 	stream->sig_bits = le32_to_cpu(caps->sig_bits);
+
+	return 0;
 }
 
 static void set_dai_flags(struct snd_soc_dai_driver *dai_drv,
@@ -1812,20 +1810,29 @@ static int soc_tplg_dai_create(struct soc_tplg *tplg,
 	if (dai_drv == NULL)
 		return -ENOMEM;
 
-	if (strlen(pcm->dai_name))
+	if (strlen(pcm->dai_name)) {
 		dai_drv->name = kstrdup(pcm->dai_name, GFP_KERNEL);
+		if (!dai_drv->name) {
+			ret = -ENOMEM;
+			goto err;
+		}
+	}
 	dai_drv->id = le32_to_cpu(pcm->dai_id);
 
 	if (pcm->playback) {
 		stream = &dai_drv->playback;
 		caps = &pcm->caps[SND_SOC_TPLG_STREAM_PLAYBACK];
-		set_stream_info(stream, caps);
+		ret = set_stream_info(stream, caps);
+		if (ret < 0)
+			goto err;
 	}
 
 	if (pcm->capture) {
 		stream = &dai_drv->capture;
 		caps = &pcm->caps[SND_SOC_TPLG_STREAM_CAPTURE];
-		set_stream_info(stream, caps);
+		ret = set_stream_info(stream, caps);
+		if (ret < 0)
+			goto err;
 	}
 
 	if (pcm->compress)
@@ -1835,11 +1842,7 @@ static int soc_tplg_dai_create(struct soc_tplg *tplg,
 	ret = soc_tplg_dai_load(tplg, dai_drv, pcm, NULL);
 	if (ret < 0) {
 		dev_err(tplg->comp->dev, "ASoC: DAI loading failed\n");
-		kfree(dai_drv->playback.stream_name);
-		kfree(dai_drv->capture.stream_name);
-		kfree(dai_drv->name);
-		kfree(dai_drv);
-		return ret;
+		goto err;
 	}
 
 	dai_drv->dobj.index = tplg->index;
@@ -1860,6 +1863,14 @@ static int soc_tplg_dai_create(struct soc_tplg *tplg,
 		return ret;
 	}
 
+	return 0;
+
+err:
+	kfree(dai_drv->playback.stream_name);
+	kfree(dai_drv->capture.stream_name);
+	kfree(dai_drv->name);
+	kfree(dai_drv);
+
 	return ret;
 }
 
@@ -1916,11 +1927,20 @@ static int soc_tplg_fe_link_create(struct soc_tplg *tplg,
 	if (strlen(pcm->pcm_name)) {
 		link->name = kstrdup(pcm->pcm_name, GFP_KERNEL);
 		link->stream_name = kstrdup(pcm->pcm_name, GFP_KERNEL);
+		if (!link->name || !link->stream_name) {
+			ret = -ENOMEM;
+			goto err;
+		}
 	}
 	link->id = le32_to_cpu(pcm->pcm_id);
 
-	if (strlen(pcm->dai_name))
+	if (strlen(pcm->dai_name)) {
 		link->cpus->dai_name = kstrdup(pcm->dai_name, GFP_KERNEL);
+		if (!link->cpus->dai_name) {
+			ret = -ENOMEM;
+			goto err;
+		}
+	}
 
 	link->codecs->name = "snd-soc-dummy";
 	link->codecs->dai_name = "snd-soc-dummy-dai";
@@ -2054,9 +2074,6 @@ static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg,
 
 	count = le32_to_cpu(hdr->count);
 
-	if (tplg->pass != SOC_TPLG_PASS_PCM_DAI)
-		return 0;
-
 	/* check the element size and count */
 	pcm = (struct snd_soc_tplg_pcm *)tplg->pos;
 	size = le32_to_cpu(pcm->size);
@@ -2088,7 +2105,9 @@ static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg,
 			_pcm = pcm;
 		} else {
 			abi_match = false;
-			pcm_new_ver(tplg, pcm, &_pcm);
+			ret = pcm_new_ver(tplg, pcm, &_pcm);
+			if (ret < 0)
+				return ret;
 		}
 
 		/* create the FE DAIs and DAI links */
@@ -2337,12 +2356,6 @@ static int soc_tplg_link_elems_load(struct soc_tplg *tplg,
 
 	count = le32_to_cpu(hdr->count);
 
-	if (tplg->pass != SOC_TPLG_PASS_LINK) {
-		tplg->pos += le32_to_cpu(hdr->size) +
-			le32_to_cpu(hdr->payload_size);
-		return 0;
-	};
-
 	/* check the element size and count */
 	link = (struct snd_soc_tplg_link_config *)tplg->pos;
 	size = le32_to_cpu(link->size);
@@ -2436,13 +2449,17 @@ static int soc_tplg_dai_config(struct soc_tplg *tplg,
 	if (d->playback) {
 		stream = &dai_drv->playback;
 		caps = &d->caps[SND_SOC_TPLG_STREAM_PLAYBACK];
-		set_stream_info(stream, caps);
+		ret = set_stream_info(stream, caps);
+		if (ret < 0)
+			goto err;
 	}
 
 	if (d->capture) {
 		stream = &dai_drv->capture;
 		caps = &d->caps[SND_SOC_TPLG_STREAM_CAPTURE];
-		set_stream_info(stream, caps);
+		ret = set_stream_info(stream, caps);
+		if (ret < 0)
+			goto err;
 	}
 
 	if (d->flag_mask)
@@ -2454,10 +2471,15 @@ static int soc_tplg_dai_config(struct soc_tplg *tplg,
 	ret = soc_tplg_dai_load(tplg, dai_drv, NULL, dai);
 	if (ret < 0) {
 		dev_err(tplg->comp->dev, "ASoC: DAI loading failed\n");
-		return ret;
+		goto err;
 	}
 
 	return 0;
+
+err:
+	kfree(dai_drv->playback.stream_name);
+	kfree(dai_drv->capture.stream_name);
+	return ret;
 }
 
 /* load physical DAI elements */
@@ -2466,13 +2488,10 @@ static int soc_tplg_dai_elems_load(struct soc_tplg *tplg,
 {
 	struct snd_soc_tplg_dai *dai;
 	int count;
-	int i;
+	int i, ret;
 
 	count = le32_to_cpu(hdr->count);
 
-	if (tplg->pass != SOC_TPLG_PASS_BE_DAI)
-		return 0;
-
 	/* config the existing BE DAIs */
 	for (i = 0; i < count; i++) {
 		dai = (struct snd_soc_tplg_dai *)tplg->pos;
@@ -2481,7 +2500,12 @@ static int soc_tplg_dai_elems_load(struct soc_tplg *tplg,
 			return -EINVAL;
 		}
 
-		soc_tplg_dai_config(tplg, dai);
+		ret = soc_tplg_dai_config(tplg, dai);
+		if (ret < 0) {
+			dev_err(tplg->dev, "ASoC: failed to configure DAI\n");
+			return ret;
+		}
+
 		tplg->pos += (sizeof(*dai) + le32_to_cpu(dai->priv.size));
 	}
 
@@ -2547,9 +2571,6 @@ static int soc_tplg_manifest_load(struct soc_tplg *tplg,
 	bool abi_match;
 	int ret = 0;
 
-	if (tplg->pass != SOC_TPLG_PASS_MANIFEST)
-		return 0;
-
 	manifest = (struct snd_soc_tplg_manifest *)tplg->pos;
 
 	/* check ABI version by size, create a new manifest if abi not match */
@@ -2589,7 +2610,7 @@ static int soc_valid_header(struct soc_tplg *tplg,
 	}
 
 	/* big endian firmware objects not supported atm */
-	if (hdr->magic == SOC_TPLG_MAGIC_BIG_ENDIAN) {
+	if (le32_to_cpu(hdr->magic) == SOC_TPLG_MAGIC_BIG_ENDIAN) {
 		dev_err(tplg->dev,
 			"ASoC: pass %d big endian not supported header got %x at offset 0x%lx size 0x%zx.\n",
 			tplg->pass, hdr->magic,
@@ -2622,12 +2643,6 @@ static int soc_valid_header(struct soc_tplg *tplg,
 		return -EINVAL;
 	}
 
-	if (tplg->pass == le32_to_cpu(hdr->type))
-		dev_dbg(tplg->dev,
-			"ASoC: Got 0x%x bytes of type %d version %d vendor %d at pass %d\n",
-			hdr->payload_size, hdr->type, hdr->version,
-			hdr->vendor_type, tplg->pass);
-
 	return 1;
 }
 
@@ -2635,6 +2650,10 @@ static int soc_valid_header(struct soc_tplg *tplg,
 static int soc_tplg_load_header(struct soc_tplg *tplg,
 	struct snd_soc_tplg_hdr *hdr)
 {
+	int (*elem_load)(struct soc_tplg *tplg,
+			 struct snd_soc_tplg_hdr *hdr);
+	unsigned int hdr_pass;
+
 	tplg->pos = tplg->hdr_pos + sizeof(struct snd_soc_tplg_hdr);
 
 	/* check for matching ID */
@@ -2648,24 +2667,48 @@ static int soc_tplg_load_header(struct soc_tplg *tplg,
 	case SND_SOC_TPLG_TYPE_MIXER:
 	case SND_SOC_TPLG_TYPE_ENUM:
 	case SND_SOC_TPLG_TYPE_BYTES:
-		return soc_tplg_kcontrol_elems_load(tplg, hdr);
+		hdr_pass = SOC_TPLG_PASS_MIXER;
+		elem_load = soc_tplg_kcontrol_elems_load;
+		break;
 	case SND_SOC_TPLG_TYPE_DAPM_GRAPH:
-		return soc_tplg_dapm_graph_elems_load(tplg, hdr);
+		hdr_pass = SOC_TPLG_PASS_GRAPH;
+		elem_load = soc_tplg_dapm_graph_elems_load;
+		break;
 	case SND_SOC_TPLG_TYPE_DAPM_WIDGET:
-		return soc_tplg_dapm_widget_elems_load(tplg, hdr);
+		hdr_pass = SOC_TPLG_PASS_WIDGET;
+		elem_load = soc_tplg_dapm_widget_elems_load;
+		break;
 	case SND_SOC_TPLG_TYPE_PCM:
-		return soc_tplg_pcm_elems_load(tplg, hdr);
+		hdr_pass = SOC_TPLG_PASS_PCM_DAI;
+		elem_load = soc_tplg_pcm_elems_load;
+		break;
 	case SND_SOC_TPLG_TYPE_DAI:
-		return soc_tplg_dai_elems_load(tplg, hdr);
+		hdr_pass = SOC_TPLG_PASS_BE_DAI;
+		elem_load = soc_tplg_dai_elems_load;
+		break;
 	case SND_SOC_TPLG_TYPE_DAI_LINK:
 	case SND_SOC_TPLG_TYPE_BACKEND_LINK:
 		/* physical link configurations */
-		return soc_tplg_link_elems_load(tplg, hdr);
+		hdr_pass = SOC_TPLG_PASS_LINK;
+		elem_load = soc_tplg_link_elems_load;
+		break;
 	case SND_SOC_TPLG_TYPE_MANIFEST:
-		return soc_tplg_manifest_load(tplg, hdr);
+		hdr_pass = SOC_TPLG_PASS_MANIFEST;
+		elem_load = soc_tplg_manifest_load;
+		break;
 	default:
 		/* bespoke vendor data object */
-		return soc_tplg_vendor_load(tplg, hdr);
+		hdr_pass = SOC_TPLG_PASS_VENDOR;
+		elem_load = soc_tplg_vendor_load;
+		break;
+	}
+
+	if (tplg->pass == hdr_pass) {
+		dev_dbg(tplg->dev,
+			"ASoC: Got 0x%x bytes of type %d version %d vendor %d at pass %d\n",
+			hdr->payload_size, hdr->type, hdr->version,
+			hdr->vendor_type, tplg->pass);
+		return elem_load(tplg, hdr);
 	}
 
 	return 0;