snd_soc_rtdcom_lookup() look up component by uisng driver name.
Then, it uses component->driver->name.
Some driver might doesn't have it, thus it should care NULL pointer.
This patch solve this issue.
Reported-by: Mukunda,Vijendar <vijendar.mukunda@amd.com>
Reported-by: Manuel Lauss <manuel.lauss@gmail.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Mukunda,Vijendar <vijendar.mukunda@amd.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
{
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;
}