Commit 5855f684 authored Oct 26, 2015 by Bhalchandra Gajare Committed by Gerrit - the friendly Code Review server Oct 24, 2017

ASoC: core: Fix possible NULL pointer de-reference



Fix the soc_find_component function to make sure either the of_node or
the name is provided to compare against the registered components to fix
possible NULL pointer de-reference.

CRs-fixed: 925138
Change-Id: Ic1f02c341c06cadcfe6de638ff6c86e51845e59f
Signed-off-by: Bhalchandra Gajare <gajare@codeaurora.org>
Signed-off-by: Meng Wang <mwang@codeaurora.org>

parent 3de89dd0

sound/soc/soc-core.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -981,6 +981,12 @@ static struct snd_soc_component *soc_find_component(
		{
		struct snd_soc_component *component;

		if (!of_node && !name) {
		pr_err("%s: Either of_node or name must be valid\n",
		__func__);
		return NULL;
		}

		lockdep_assert_held(&client_mutex);

		list_for_each_entry(component, &component_list, list) {