On Thu Aug 20 23:19:01 2026 +0300, Sakari Ailus wrote:
> Fix a compiler warning about an uninitialised err_msg variable by printing
> the error where it is handled:
>
> drivers/platform/x86/intel/int3472/discrete.c:440:24: warning: âerr_msgâ
> may be used uninitialized [-Wmaybe-uninitialized]
> 440 | return dev_err_probe(int3472->dev, ret, err_msg);
>
> Fixes: 5de691bffe57 ("platform/x86: Add intel_skl_int3472 driver")
> Cc: [email protected]
> Signed-off-by: Sakari Ailus <[email protected]>
> Reviewed-by: Ricardo Ribalda <[email protected]>
> Acked-by: Rafael J. Wysocki (Intel) <[email protected]>
> Reviewed-by: Daniel Scally <[email protected]>
Patch committed.
Thanks,
Sakari Ailus
drivers/platform/x86/intel/int3472/discrete.c | 25 ++++++++++++++-----------
1 file changed, 14 insertions(+), 11 deletions(-)
---
diff --git a/drivers/platform/x86/intel/int3472/discrete.c
b/drivers/platform/x86/intel/int3472/discrete.c
index 6c729fcfce5d..9cd4f78875ab 100644
--- a/drivers/platform/x86/intel/int3472/discrete.c
+++ b/drivers/platform/x86/intel/int3472/discrete.c
@@ -329,7 +329,6 @@ static int skl_int3472_handle_gpio_resources(struct
acpi_resource *ares,
unsigned long gpio_flags;
union acpi_object *obj;
struct gpio_desc *gpio;
- const char *err_msg;
const char *con_id;
int ret;
@@ -375,7 +374,8 @@ static int skl_int3472_handle_gpio_resources(struct
acpi_resource *ares,
case INT3472_GPIO_TYPE_HOTPLUG_DETECT:
ret = skl_int3472_map_gpio_to_sensor(int3472, agpio, con_id,
gpio_flags);
if (ret)
- err_msg = "Failed to map GPIO pin to sensor\n";
+ dev_err_probe(int3472->dev, ret,
+ "Failed to map GPIO pin to sensor\n");
break;
case INT3472_GPIO_TYPE_CLK_ENABLE:
@@ -387,7 +387,7 @@ static int skl_int3472_handle_gpio_resources(struct
acpi_resource *ares,
gpio = skl_int3472_gpiod_get_from_temp_lookup(int3472, agpio,
con_id, gpio_flags);
if (IS_ERR(gpio)) {
ret = PTR_ERR(gpio);
- err_msg = "Failed to get GPIO\n";
+ dev_err_probe(int3472->dev, ret, "Failed to get
GPIO\n");
break;
}
@@ -395,14 +395,16 @@ static int skl_int3472_handle_gpio_resources(struct
acpi_resource *ares,
case INT3472_GPIO_TYPE_CLK_ENABLE:
ret = skl_int3472_register_gpio_clock(int3472, gpio);
if (ret)
- err_msg = "Failed to register clock\n";
+ dev_err_probe(int3472->dev, ret,
+ "Failed to register clock\n");
break;
case INT3472_GPIO_TYPE_PRIVACY_LED:
case INT3472_GPIO_TYPE_STROBE:
ret = skl_int3472_register_led(int3472, gpio, con_id);
if (ret)
- err_msg = "Failed to register LED\n";
+ dev_err_probe(int3472->dev, ret,
+ "Failed to register LED\n");
break;
case INT3472_GPIO_TYPE_POWER_ENABLE:
@@ -413,7 +415,8 @@ static int skl_int3472_handle_gpio_resources(struct
acpi_resource *ares,
ret = skl_int3472_register_regulator(int3472, gpio,
enable_time_us,
con_id,
second_sensor);
if (ret)
- err_msg = "Failed to register regulator\n";
+ dev_err_probe(int3472->dev, ret,
+ "Failed to register regulator\n");
break;
default: /* Never reached */
@@ -436,11 +439,11 @@ static int skl_int3472_handle_gpio_resources(struct
acpi_resource *ares,
int3472->ngpios++;
ACPI_FREE(obj);
- if (ret < 0)
- return dev_err_probe(int3472->dev, ret, err_msg);
-
- /* Tell acpi_dev_get_resources() to not make a copy of the resource */
- return 1;
+ /*
+ * Either return an error or tell acpi_dev_get_resources() to not make a
+ * copy of the resource.
+ */
+ return ret < 0 ? ret : 1;
}
int int3472_discrete_parse_crs(struct int3472_discrete_device *int3472)
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