iio_scan_context_get_info_list Generating errors when no devices available #794
Description
This appeared within the last few days.
Running iio_info and python equivalent returns errors on scanning. Example with fresh ubuntu 20.04 docker image:
iio_info
root@7ca8be9d8f5f:/work# iio_info -S
Library version: 0.23 (git tag: cad8314)
Compiled with backends: local xml ip usb
Scanning for IIO contexts failed: No such device (19)
Python
root@7ca8be9d8f5f:/work# python3 -c "import iio; ctxs = iio.scan_contexts()"
Traceback (most recent call last):
File "<string>", line 1, in <module>
File "/usr/local/lib/python3.8/dist-packages/iio.py", line 1511, in scan_contexts
ctx_nb = _get_context_info_list(ctx, _byref(ptr))
File "/usr/local/lib/python3.8/dist-packages/iio.py", line 62, in _check_negative
raise OSError(-result, _strerror(-result))
pyadi build: https://github.com/analogdevicesinc/pyadi-iio/runs/5251654994?check_suite_focus=true#step:5:64195
Bisecting breaking change: b058c69