v4l2: fix error messages

[platform/upstream/gstreamer.git] / sys / v4l2 / gstv4l2object.c

diff --git a/sys/v4l2/gstv4l2object.c b/sys/v4l2/gstv4l2object.c
index 215c447..68cf2aa 100644 (file)
--- a/sys/v4l2/gstv4l2object.c
+++ b/sys/v4l2/gstv4l2object.c
@@ -2070,7 +2070,8 @@ gst_v4l2_object_setup_pool (GstV4l2Object * v4l2object)
         0, 0);
     gst_buffer_pool_set_config (v4l2object->pool, config);
 
-    gst_buffer_pool_set_active (v4l2object->pool, TRUE);
+    if (!gst_buffer_pool_set_active (v4l2object->pool, TRUE))
+      goto activate_failed;
 
   } else if (v4l2object->vcap.capabilities & V4L2_CAP_READWRITE) {
     GST_INFO_OBJECT (v4l2object->element, "capturing buffers via read()");
@@ -2100,6 +2101,14 @@ no_supported_capture_method:
                 "method."), v4l2object->videodev), (NULL));
     return FALSE;
   }
+activate_failed:
+  {
+    GST_ELEMENT_ERROR (v4l2object->element, RESOURCE, READ,
+        (_("Could not map buffers from device '%s'"),
+            v4l2object->videodev),
+        ("Failed to activate buffer pool: %s", g_strerror (errno)));
+    return FALSE;
+  }
 }