[PATCH server] coverity: avoid double free (82258)

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Assign qxl to NULL if red_replay_data_chunks_free(which also free qxl)
is being called
---
 server/red-replay-qxl.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/server/red-replay-qxl.c b/server/red-replay-qxl.c
index 281bc7a..09e79b8 100644
--- a/server/red-replay-qxl.c
+++ b/server/red-replay-qxl.c
@@ -450,6 +450,7 @@ static void red_replay_image_free(SpiceReplay *replay, QXLPHYSICAL p, uint32_t f
         break;
     case SPICE_IMAGE_TYPE_QUIC:
         red_replay_data_chunks_free(replay, qxl, 0);
+        qxl = NULL;
         break;
     default:
         spice_warn_if_reached();
-- 
2.5.5

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