[Why & How]
Add null pointer filter for logical integrity.
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Acked-by: Agustin Gutierrez <agustin.gutierrez@amd.com>
Signed-off-by: Jing Zhou <Jing.Zhou@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
void dal_ddc_close(
struct ddc *ddc)
{
- dal_gpio_close(ddc->pin_clock);
- dal_gpio_close(ddc->pin_data);
+ if (ddc != NULL) {
+ dal_gpio_close(ddc->pin_clock);
+ dal_gpio_close(ddc->pin_data);
+ }
}