[spice-html5 stream 5/5] Protect against an mjpeg stream image draw occuring after stream destruction.

[Jeremy White <jwhite@xxxxxxxxxxxxxxx>]

Signed-off-by: Jeremy White <jwhite@xxxxxxxxxxxxxxx>
---
 display.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/display.js b/display.js
index d9bdd9f..e26bff8 100644
--- a/display.js
+++ b/display.js
@@ -963,8 +963,8 @@ function handle_draw_jpeg_onload()
         this.o.sc.surfaces[this.o.base.surface_id].draw_count++;
     }
 
-    if ("report" in this.o.sc.streams[this.o.id])
-            process_stream_data_report(this.o.sc, this.o.id, this.o.msg_mmtime, this.o.msg_mmtime - this.o.sc.parent.relative_now())
+    if (this.o.sc.streams[this.o.id] && "report" in this.o.sc.streams[this.o.id])
+        process_stream_data_report(this.o.sc, this.o.id, this.o.msg_mmtime, this.o.msg_mmtime - this.o.sc.parent.relative_now());
 }
 
 function process_mjpeg_stream_data(sc, m, time_until_due)
-- 
2.1.4

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