migration (incoming): add error propagation to fd and exec protocols

And remove the superfluous integer return value.

Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/migration-unix.c b/migration-unix.c
index 34a413a..ed3db3a 100644
--- a/migration-unix.c
+++ b/migration-unix.c
@@ -111,16 +111,15 @@ out2:
     close(s);
 }
 
-int unix_start_incoming_migration(const char *path, Error **errp)
+void unix_start_incoming_migration(const char *path, Error **errp)
 {
     int s;
 
     s = unix_listen(path, NULL, 0, errp);
     if (s < 0) {
-        return -1;
+        return;
     }
 
     qemu_set_fd_handler2(s, NULL, unix_accept_incoming_migration, NULL,
                          (void *)(intptr_t)s);
-    return 0;
 }