diff options
Diffstat (limited to 'drivers/iio/magnetometer/rm3100-core.c')
| -rw-r--r-- | drivers/iio/magnetometer/rm3100-core.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/iio/magnetometer/rm3100-core.c b/drivers/iio/magnetometer/rm3100-core.c index 7c20918d8108..43a2e420c9c4 100644 --- a/drivers/iio/magnetometer/rm3100-core.c +++ b/drivers/iio/magnetometer/rm3100-core.c @@ -22,6 +22,8 @@ #include <linux/iio/triggered_buffer.h> #include <linux/iio/trigger_consumer.h> +#include <asm/unaligned.h> + #include "rm3100.h" /* Cycle Count Registers. */ @@ -223,8 +225,7 @@ static int rm3100_read_mag(struct rm3100_data *data, int idx, int *val) goto unlock_return; mutex_unlock(&data->lock); - *val = sign_extend32((buffer[0] << 16) | (buffer[1] << 8) | buffer[2], - 23); + *val = sign_extend32(get_unaligned_be24(&buffer[0]), 23); return IIO_VAL_INT; |