ASoC: Intel: Skylake: fix pointer scaling
authorAlan <gnomes@lxorguk.ukuu.org.uk>
Fri, 19 Feb 2016 06:12:32 +0000 (11:42 +0530)
committerMark Brown <broonie@kernel.org>
Fri, 19 Feb 2016 15:32:32 +0000 (00:32 +0900)
skl_tplg_tlv_control_set does pointer maths on data but forgets that data
is not uint8_t so the maths is already scaled in the pointer type.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/intel/skylake/skl-topology.c

index 4624556f486de34c396a327a0d279a57a1fdbf96..b77c253394d77c44953ef727ac005398c3903ee7 100644 (file)
@@ -950,7 +950,7 @@ static int skl_tplg_tlv_control_set(struct snd_kcontrol *kcontrol,
                                return -EFAULT;
                } else {
                        if (copy_from_user(ac->params,
-                                          data + 2 * sizeof(u32), size))
+                                          data + 2, size))
                                return -EFAULT;
                }