ASoC: topology: Fix TLV size calculation.
TLV size calculation was incorrectly calculated. Fix this according to
include/sound/tlv.h
Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index d096068..7a19df3 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -580,27 +580,26 @@
}
static int soc_tplg_create_tlv(struct soc_tplg *tplg,
- struct snd_kcontrol_new *kc, u32 tlv_size)
+ struct snd_kcontrol_new *kc, struct snd_soc_tplg_ctl_tlv *tplg_tlv)
{
- struct snd_soc_tplg_ctl_tlv *tplg_tlv;
struct snd_ctl_tlv *tlv;
+ int size;
- if (tlv_size == 0)
+ if (tplg_tlv->count == 0)
return 0;
- tplg_tlv = (struct snd_soc_tplg_ctl_tlv *) tplg->pos;
- tplg->pos += tlv_size;
-
- tlv = kzalloc(sizeof(*tlv) + tlv_size, GFP_KERNEL);
+ size = ((tplg_tlv->count + (sizeof(unsigned int) - 1)) &
+ ~(sizeof(unsigned int) - 1));
+ tlv = kzalloc(sizeof(*tlv) + size, GFP_KERNEL);
if (tlv == NULL)
return -ENOMEM;
dev_dbg(tplg->dev, " created TLV type %d size %d bytes\n",
- tplg_tlv->numid, tplg_tlv->size);
+ tplg_tlv->numid, size);
tlv->numid = tplg_tlv->numid;
- tlv->length = tplg_tlv->size;
- memcpy(tlv->tlv, tplg_tlv + 1, tplg_tlv->size);
+ tlv->length = size;
+ memcpy(&tlv->tlv[0], tplg_tlv->data, size);
kc->tlv.p = (void *)tlv;
return 0;
@@ -773,7 +772,7 @@
}
/* create any TLV data */
- soc_tplg_create_tlv(tplg, &kc, mc->hdr.tlv_size);
+ soc_tplg_create_tlv(tplg, &kc, &mc->tlv);
/* register control here */
err = soc_tplg_add_kcontrol(tplg, &kc,