On 2020-02-12, shuah shuah@kernel.org wrote:
On 2/12/20 1:14 AM, Aleksa Sarai wrote:
On 2020-02-11, shuah shuah@kernel.org wrote:
openat2:
tools/testing/selftests/openat2' gcc -Wall -O2 -g -fsanitize=address -fsanitize=undefined openat2_test.c helpers.c -o tools/testing/selftests/openat2/openat2_test In file included from /usr/include/fcntl.h:301, from helpers.c:9: In function ‘openat’, inlined from ‘touchat’ at helpers.c:49:11: /usr/include/x86_64-linux-gnu/bits/fcntl2.h:126:4: error: call to ‘__openat_missing_mode’ declared with attribute error: openat with O_CREAT or O_TMPFILE in third argument needs 4 arguments 126 | __openat_missing_mode (); | ^~~~~~~~~~~~~~~~~~~~~~~~
Yeah, that's a brain-o -- it looks like you have a newer glibc than me which gives you a warning when you don't set the mode. The fix should be just the following:
Nice. Do you mind sending a proper patch, I can pull in.
Done[1].
[1]: https://lore.kernel.org/linux-kselftest/20200213072656.15611-1-cyphar@cyphar...