Use osmo_fd_setup() wherever applicable

Change-Id: Ie093dea96ec8990368695c0c5824e0fe44fb8540
diff --git a/Transceiver52M/device/ipc/ipc-driver-test.c b/Transceiver52M/device/ipc/ipc-driver-test.c
index 0cccbda..da53463 100644
--- a/Transceiver52M/device/ipc/ipc-driver-test.c
+++ b/Transceiver52M/device/ipc/ipc-driver-test.c
@@ -394,10 +394,7 @@
 		return -1;
 	}
 
-	bfd->when = OSMO_FD_READ;
-	bfd->cb = sock_callback_fn;
-	bfd->data = state;
-	bfd->priv_nr = n;
+	osmo_fd_setup(bfd, bfd->fd, OSMO_FD_READ, sock_callback_fn, state, n);
 
 	rc = osmo_fd_register(bfd);
 	if (rc < 0) {
diff --git a/Transceiver52M/device/ipc/ipc_chan.c b/Transceiver52M/device/ipc/ipc_chan.c
index af18aab..50782b9 100644
--- a/Transceiver52M/device/ipc/ipc_chan.c
+++ b/Transceiver52M/device/ipc/ipc_chan.c
@@ -236,13 +236,8 @@
 		return 0;
 	}
 
-	conn_bfd->fd = rc;
-	conn_bfd->when = OSMO_FD_READ;
-	conn_bfd->cb = ipc_chan_sock_cb;
-	conn_bfd->data = state;
-
 	/* copy chan nr, required for proper bfd<->chan # mapping */
-	conn_bfd->priv_nr = bfd->priv_nr;
+	osmo_fd_setup(conn_bfd, rc, OSMO_FD_READ, ipc_chan_sock_cb, state, bfd->priv_nr);
 
 	if (osmo_fd_register(conn_bfd) != 0) {
 		LOGP(DDEV, LOGL_ERROR,
diff --git a/Transceiver52M/device/ipc/ipc_sock.c b/Transceiver52M/device/ipc/ipc_sock.c
index 26865bf..b014fac 100644
--- a/Transceiver52M/device/ipc/ipc_sock.c
+++ b/Transceiver52M/device/ipc/ipc_sock.c
@@ -249,10 +249,7 @@
 		return 0;
 	}
 
-	conn_bfd->fd = rc;
-	conn_bfd->when = OSMO_FD_READ;
-	conn_bfd->cb = ipc_sock_cb;
-	conn_bfd->data = state;
+	osmo_fd_setup(conn_bfd, rc, OSMO_FD_READ, ipc_sock_cb, state, 0);
 
 	if (osmo_fd_register(conn_bfd) != 0) {
 		LOGP(DDEV, LOGL_ERROR,