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Revert "driver, iio, mpuxxx: do nothing when fifo count is zero"
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
staging
/
iio
/
imu
/
inv_mpu
/
inv_mpu_ring.c
diff --git
a/drivers/staging/iio/imu/inv_mpu/inv_mpu_ring.c
b/drivers/staging/iio/imu/inv_mpu/inv_mpu_ring.c
index b4f15531da52b0c64ff57a19e8ead0f9b3a25cf7..d8558d75c70d4a442e8ae23eaa1a795c46cc8d46 100644
(file)
--- a/
drivers/staging/iio/imu/inv_mpu/inv_mpu_ring.c
+++ b/
drivers/staging/iio/imu/inv_mpu/inv_mpu_ring.c
@@
-1002,10
+1002,8
@@
irqreturn_t inv_read_fifo(int irq, void *dev_id)
if (result)
goto end_session;
fifo_count = be16_to_cpup((__be16 *)(&data[0]));
- /*
if (fifo_count == 0)
goto flush_fifo;
- */
if (fifo_count < bytes_per_datum)
goto end_session;
/* fifo count can't be odd number */