goom: Return not-negotiated when bps is unknown

If caps weren't negotiated, goom should return not-negotiated
from its chain functions instead of using bps unitialized, which
leads to a division by 0

https://bugzilla.gnome.org/show_bug.cgi?id=633212

diff --git a/gst/goom/gstgoom.c b/gst/goom/gstgoom.c
index 2ae669c..30a6c8c 100644 (file)
--- a/gst/goom/gstgoom.c
+++ b/gst/goom/gstgoom.c
@@ -485,6 +485,10 @@ gst_goom_chain (GstPad * pad, GstBuffer * buffer)
   GstBuffer *outbuf = NULL;
 
   goom = GST_GOOM (gst_pad_get_parent (pad));
+  if (goom->bps == 0) {
+    ret = GST_FLOW_NOT_NEGOTIATED;
+    goto beach;
+  }
 
   /* If we don't have an output format yet, preallocate a buffer to try and
    * set one */