diff options
| author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2024-04-29 13:33:04 +0200 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2024-04-29 21:06:17 +0100 |
| commit | 4d68b25c642186e14223ea38bbdf2216d7e13519 (patch) | |
| tree | 4a388ff2428bb853042ebd7eaaa059622739aa6d /drivers | |
| parent | d1648883355a25488836daf1ca26e10577c2c50c (diff) | |
iio: adc: ad_sigma_delta: use 'time_left' variable with wait_for_completion_timeout()
There is a confusing pattern in the kernel to use a variable named 'timeout' to
store the result of wait_for_completion_timeout() causing patterns like:
timeout = wait_for_completion_timeout(...)
if (!timeout) return -ETIMEDOUT;
with all kinds of permutations. Use 'time_left' as a variable to make the code
self explaining.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Nuno Sa <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20240429113313.68359-2-wsa+renesas@sang-engineering.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iio/adc/ad_sigma_delta.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c index 97a05f325df7..a2b87f6b7a07 100644 --- a/drivers/iio/adc/ad_sigma_delta.c +++ b/drivers/iio/adc/ad_sigma_delta.c @@ -206,7 +206,7 @@ int ad_sd_calibrate(struct ad_sigma_delta *sigma_delta, unsigned int mode, unsigned int channel) { int ret; - unsigned long timeout; + unsigned long time_left; ret = ad_sigma_delta_set_channel(sigma_delta, channel); if (ret) @@ -223,8 +223,8 @@ int ad_sd_calibrate(struct ad_sigma_delta *sigma_delta, sigma_delta->irq_dis = false; enable_irq(sigma_delta->irq_line); - timeout = wait_for_completion_timeout(&sigma_delta->completion, 2 * HZ); - if (timeout == 0) { + time_left = wait_for_completion_timeout(&sigma_delta->completion, 2 * HZ); + if (time_left == 0) { sigma_delta->irq_dis = true; disable_irq_nosync(sigma_delta->irq_line); ret = -EIO; |