[PATCH v8 10/22] counter: Standardize to ERANGE for limit exceeded errors

From: William Breathitt Gray
Date: Fri Feb 12 2021 - 07:16:53 EST


ERANGE is a semantically better error code to return when an argument
value falls outside the supported limit range of a device.

Cc: Syed Nayyar Waris <syednwaris@xxxxxxxxx>
Cc: Fabrice Gasnier <fabrice.gasnier@xxxxxx>
Cc: Maxime Coquelin <mcoquelin.stm32@xxxxxxxxx>
Cc: Alexandre Torgue <alexandre.torgue@xxxxxx>
Signed-off-by: William Breathitt Gray <vilhelm.gray@xxxxxxxxx>
---
drivers/counter/104-quad-8.c | 6 +++---
drivers/counter/stm32-lptimer-cnt.c | 2 +-
2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/counter/104-quad-8.c b/drivers/counter/104-quad-8.c
index 674263b4d2c4..a2cabb028db0 100644
--- a/drivers/counter/104-quad-8.c
+++ b/drivers/counter/104-quad-8.c
@@ -154,7 +154,7 @@ static int quad8_count_write(struct counter_device *counter,

/* Only 24-bit values are supported */
if (val > 0xFFFFFF)
- return -EINVAL;
+ return -ERANGE;

mutex_lock(&priv->lock);

@@ -671,7 +671,7 @@ static ssize_t quad8_count_preset_write(struct counter_device *counter,

/* Only 24-bit values are supported */
if (preset > 0xFFFFFF)
- return -EINVAL;
+ return -ERANGE;

mutex_lock(&priv->lock);

@@ -716,7 +716,7 @@ static ssize_t quad8_count_ceiling_write(struct counter_device *counter,

/* Only 24-bit values are supported */
if (ceiling > 0xFFFFFF)
- return -EINVAL;
+ return -ERANGE;

mutex_lock(&priv->lock);

diff --git a/drivers/counter/stm32-lptimer-cnt.c b/drivers/counter/stm32-lptimer-cnt.c
index daf988e7b208..d5f9d580d06d 100644
--- a/drivers/counter/stm32-lptimer-cnt.c
+++ b/drivers/counter/stm32-lptimer-cnt.c
@@ -283,7 +283,7 @@ static ssize_t stm32_lptim_cnt_ceiling_write(struct counter_device *counter,
return ret;

if (ceiling > STM32_LPTIM_MAX_ARR)
- return -EINVAL;
+ return -ERANGE;

priv->ceiling = ceiling;

--
2.30.0