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-rw-r--r--sound/soc/soc-core.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 9b79c2199781..52b2e04cc5e2 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -590,9 +590,17 @@ struct snd_soc_component *snd_soc_rtdcom_lookup(struct snd_soc_pcm_runtime *rtd,
{
struct snd_soc_rtdcom_list *rtdcom;
+ if (!driver_name)
+ return NULL;
+
for_each_rtdcom(rtd, rtdcom) {
- if ((rtdcom->component->driver->name == driver_name) ||
- strcmp(rtdcom->component->driver->name, driver_name) == 0)
+ const char *component_name = rtdcom->component->driver->name;
+
+ if (!component_name)
+ continue;
+
+ if ((component_name == driver_name) ||
+ strcmp(component_name, driver_name) == 0)
return rtdcom->component;
}