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>
This commit is contained in:
Vinod Koul 2016-07-26 18:06:39 +05:30 committed by Mark Brown
parent e7ca8fcd15
commit 2392f7fd69

View File

@ -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;