diff options
Diffstat (limited to 'drivers/iio/pressure/bmp280-core.c')
| -rw-r--r-- | drivers/iio/pressure/bmp280-core.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/iio/pressure/bmp280-core.c b/drivers/iio/pressure/bmp280-core.c index f37f20776c89..6cdc8ed53520 100644 --- a/drivers/iio/pressure/bmp280-core.c +++ b/drivers/iio/pressure/bmp280-core.c @@ -1234,12 +1234,9 @@ static irqreturn_t bme280_trigger_handler(int irq, void *p) s32 comp_temp; u32 comp_humidity; aligned_s64 timestamp; - } buffer; + } buffer = { }; /* Don't leak uninitialized stack to userspace. */ int ret; - /* Don't leak uninitialized stack to userspace. */ - memset(&buffer, 0, sizeof(buffer)); - guard(mutex)(&data->lock); /* Burst read data registers */ @@ -3216,11 +3213,12 @@ int bmp280_common_probe(struct device *dev, /* Bring chip out of reset if there is an assigned GPIO line */ gpiod = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH); + if (IS_ERR(gpiod)) + return dev_err_probe(dev, PTR_ERR(gpiod), "failed to get reset GPIO\n"); + /* Deassert the signal */ - if (gpiod) { - dev_info(dev, "release reset\n"); - gpiod_set_value(gpiod, 0); - } + dev_info(dev, "release reset\n"); + gpiod_set_value(gpiod, 0); data->regmap = regmap; |