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2025-08-12selftest: af_unix: Silence -Wflex-array-member-not-at-end warning for scm_inq.c.Kuniyuki Iwashima
scm_inq.c has no problem in functionality, but when compiled with -Wflex-array-member-not-at-end, it shows this warning: scm_inq.c:15:24: warning: structure containing a flexible array member is not at the end of another structure [-Wflex-array-member-not-at-end] 15 | struct cmsghdr cmsghdr; | ^~~~~~~ Let's silence it. Signed-off-by: Kuniyuki Iwashima <kuniyu@google.com> Link: https://patch.msgid.link/20250811215432.3379570-3-kuniyu@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2025-07-08selftest: af_unix: Add test for SO_INQ.Kuniyuki Iwashima
Let's add a simple test to check the basic functionality of SO_INQ. The test does the following: 1. Create socketpair in self->fd[] 2. Enable SO_INQ 3. Send data via self->fd[0] 4. Receive data from self->fd[1] 5. Compare the SCM_INQ cmsg with ioctl(SIOCINQ) Signed-off-by: Kuniyuki Iwashima <kuniyu@google.com> Reviewed-by: Willem de Bruijn <willemb@google.com> Link: https://patch.msgid.link/20250702223606.1054680-8-kuniyu@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>