1 files changed, 3 insertions, 0 deletions

diff --git a/src/main/extractor_ipc_w32.c b/src/main/extractor_ipc_w32.c
index e8ed37d..69ceb1c 100644
--- a/src/main/extractor_ipc_w32.c
+++ b/src/main/extractor_ipc_w32.c
@@ -707,6 +707,9 @@ EXTRACTOR_IPC_channel_recv_ (struct EXTRACTOR_Channel **channels,
     c++;
   }
 
+  if (c == 0)
+    return 1; /* nothing left to do! */
+
   ms = 10000;
   first_ready = WaitForMultipleObjects (c, events, FALSE, ms);
   if (first_ready == WAIT_TIMEOUT || first_ready == WAIT_FAILED)