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| author | Vinod Koul <vinod.koul@intel.com> | 2016-07-26 18:06:39 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2016-08-01 17:23:37 +0100 |
| commit | 2392f7fd695246df4fb5f0b5fb88ce37cdb01764 (patch) | |
| tree | ed57efccf91b56eee22b7f95dc81950600d5c05e /sound | |
| parent | e7ca8fcd15049b1e48ae2ef1434a68a51ef0ead5 (diff) | |
| download | linux-2392f7fd695246df4fb5f0b5fb88ce37cdb01764.tar.gz linux-2392f7fd695246df4fb5f0b5fb88ce37cdb01764.tar.bz2 linux-2392f7fd695246df4fb5f0b5fb88ce37cdb01764.zip | |
ASoC: Intel: Skylake: Check list empty while getting module info
Module list can be NULL so check if the list is empty before
accessing the list.
Signed-off-by: Senthilnathan Veppur <senthilnathanx.veppur@intel.com>
Signed-off-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-sst-utils.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/soc/intel/skylake/skl-sst-utils.c b/sound/soc/intel/skylake/skl-sst-utils.c index 25fcb796bd86..ddcb52a51854 100644 --- a/sound/soc/intel/skylake/skl-sst-utils.c +++ b/sound/soc/intel/skylake/skl-sst-utils.c @@ -123,6 +123,11 @@ int snd_skl_get_module_info(struct skl_sst *ctx, u8 *uuid, uuid_mod = (uuid_le *)uuid; + if (list_empty(&ctx->uuid_list)) { + dev_err(ctx->dev, "Module list is empty\n"); + return -EINVAL; + } + list_for_each_entry(module, &ctx->uuid_list, list) { if (uuid_le_cmp(*uuid_mod, module->uuid) == 0) { dfw_config->module_id = module->id; |