We had intended to do the mask first and then the shift. Shift has higher precedence so we need to add parenthesis. Fixes: 874bcba65f9a ("staging: pi433: New driver") Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> diff --git a/drivers/staging/pi433/rf69.c b/drivers/staging/pi433/rf69.c index e391ce777bc7..5089449bf775 100644 --- a/drivers/staging/pi433/rf69.c +++ b/drivers/staging/pi433/rf69.c @@ -387,7 +387,7 @@ enum lnaGain rf69_get_lna_gain(struct spi_device *spi) currentValue = READ_REG(REG_LNA); - switch (currentValue & MASK_LNA_CURRENT_GAIN >> 3) // improvement: change 3 to define + switch ((currentValue & MASK_LNA_CURRENT_GAIN) >> 3) // improvement: change 3 to define { case LNA_GAIN_AUTO: return automatic; case LNA_GAIN_MAX: return max; -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html