diff options
Diffstat (limited to 'tools/testing/selftests/net/af_unix/scm_inq.c')
| -rw-r--r-- | tools/testing/selftests/net/af_unix/scm_inq.c | 26 |
1 files changed, 12 insertions, 14 deletions
diff --git a/tools/testing/selftests/net/af_unix/scm_inq.c b/tools/testing/selftests/net/af_unix/scm_inq.c index 9d22561e7b8f..fc467714387e 100644 --- a/tools/testing/selftests/net/af_unix/scm_inq.c +++ b/tools/testing/selftests/net/af_unix/scm_inq.c @@ -11,11 +11,6 @@ #define NR_CHUNKS 100 #define MSG_LEN 256 -struct scm_inq { - struct cmsghdr cmsghdr; - int inq; -}; - FIXTURE(scm_inq) { int fd[2]; @@ -70,35 +65,38 @@ static void send_chunks(struct __test_metadata *_metadata, static void recv_chunks(struct __test_metadata *_metadata, FIXTURE_DATA(scm_inq) *self) { + char cmsg_buf[CMSG_SPACE(sizeof(int))]; struct msghdr msg = {}; struct iovec iov = {}; - struct scm_inq cmsg; + struct cmsghdr *cmsg; char buf[MSG_LEN]; int i, ret; int inq; msg.msg_iov = &iov; msg.msg_iovlen = 1; - msg.msg_control = &cmsg; - msg.msg_controllen = CMSG_SPACE(sizeof(cmsg.inq)); + msg.msg_control = cmsg_buf; + msg.msg_controllen = sizeof(cmsg_buf); iov.iov_base = buf; iov.iov_len = sizeof(buf); for (i = 0; i < NR_CHUNKS; i++) { memset(buf, 0, sizeof(buf)); - memset(&cmsg, 0, sizeof(cmsg)); + memset(cmsg_buf, 0, sizeof(cmsg_buf)); ret = recvmsg(self->fd[1], &msg, 0); ASSERT_EQ(MSG_LEN, ret); - ASSERT_NE(NULL, CMSG_FIRSTHDR(&msg)); - ASSERT_EQ(CMSG_LEN(sizeof(cmsg.inq)), cmsg.cmsghdr.cmsg_len); - ASSERT_EQ(SOL_SOCKET, cmsg.cmsghdr.cmsg_level); - ASSERT_EQ(SCM_INQ, cmsg.cmsghdr.cmsg_type); + + cmsg = CMSG_FIRSTHDR(&msg); + ASSERT_NE(NULL, cmsg); + ASSERT_EQ(CMSG_LEN(sizeof(int)), cmsg->cmsg_len); + ASSERT_EQ(SOL_SOCKET, cmsg->cmsg_level); + ASSERT_EQ(SCM_INQ, cmsg->cmsg_type); ret = ioctl(self->fd[1], SIOCINQ, &inq); ASSERT_EQ(0, ret); - ASSERT_EQ(cmsg.inq, inq); + ASSERT_EQ(*(int *)CMSG_DATA(cmsg), inq); } } |