[v1,1/2] ALSA: hda: cs35l41: Do not allow uninitialised variables to be freed
Commit Message
Initialise the variables to NULL so that they cannot be uninitialised
when devm_kfree is called.
Found by static analysis.
Fixes: 8c4c216db8fb ("ALSA: hda: cs35l41: Add config table to support many laptops without _DSD")
Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com>
---
sound/pci/hda/cs35l41_hda_property.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
@@ -77,10 +77,10 @@ static const struct cs35l41_config cs35l41_config_table[] = {
static int cs35l41_add_gpios(struct cs35l41_hda *cs35l41, struct device *physdev, int reset_gpio,
int spkid_gpio, int cs_gpio_index, int num_amps)
{
- struct acpi_gpio_mapping *gpio_mapping;
- struct acpi_gpio_params *reset_gpio_params;
- struct acpi_gpio_params *spkid_gpio_params;
- struct acpi_gpio_params *cs_gpio_params;
+ struct acpi_gpio_mapping *gpio_mapping = NULL;
+ struct acpi_gpio_params *reset_gpio_params = NULL;
+ struct acpi_gpio_params *spkid_gpio_params = NULL;
+ struct acpi_gpio_params *cs_gpio_params = NULL;
unsigned int num_entries = 0;
unsigned int reset_index, spkid_index, csgpio_index;
int i;