Change qemu_set_fd_handler2(..., NULL, ...) to qemu_set_fd_handler

Done with following Coccinelle semantic patch, plus manual cosmetic changes in
net/*.c.

    @@
    expression E1, E2, E3, E4;
    @@
    -   qemu_set_fd_handler2(E1, NULL, E2, E3, E4);
    +   qemu_set_fd_handler(E1, E2, E3, E4);

Signed-off-by: Fam Zheng <famz@redhat.com>
Message-id: 1433400324-7358-8-git-send-email-famz@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
diff --git a/migration/unix.c b/migration/unix.c
index 1cdadfb..b591813 100644
--- a/migration/unix.c
+++ b/migration/unix.c
@@ -65,7 +65,7 @@
         c = qemu_accept(s, (struct sockaddr *)&addr, &addrlen);
         err = errno;
     } while (c < 0 && err == EINTR);
-    qemu_set_fd_handler2(s, NULL, NULL, NULL, NULL);
+    qemu_set_fd_handler(s, NULL, NULL, NULL);
     close(s);
 
     DPRINTF("accepted migration\n");
@@ -98,6 +98,6 @@
         return;
     }
 
-    qemu_set_fd_handler2(s, NULL, unix_accept_incoming_migration, NULL,
-                         (void *)(intptr_t)s);
+    qemu_set_fd_handler(s, unix_accept_incoming_migration, NULL,
+                        (void *)(intptr_t)s);
 }