diff options
| author | Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com> | 2017-11-07 16:16:18 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-11-08 18:56:13 +0000 |
| commit | 0265ddd7b713bd8b68a9ec451761bcb87bbac4b3 (patch) | |
| tree | be0de8f2430ae43e18aa3d9c3c4dede9f2546152 /sound | |
| parent | da3417fe1f6d54c864b05fd5710979bdffe78034 (diff) | |
ASoC: Intel: Skylake: Fix potential NULL pointer dereference
Pointer 'mconfig' returned from call to skl_tplg_fe_get_cpr_module() can
be NULL. So check for the valid pointer before dereferencing.
Signed-off-by: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com>
Signed-off-by: Guneshwor Singh <guneshwor.o.singh@intel.com>
Acked-By: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/intel/skylake/skl-pcm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c index 2b1e513b1680..a3cb204e9640 100644 --- a/sound/soc/intel/skylake/skl-pcm.c +++ b/sound/soc/intel/skylake/skl-pcm.c @@ -355,7 +355,8 @@ static void skl_pcm_close(struct snd_pcm_substream *substream, } mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream); - skl_tplg_d0i3_put(skl, mconfig->d0i3_caps); + if (mconfig) + skl_tplg_d0i3_put(skl, mconfig->d0i3_caps); kfree(dma_params); } |