1 files changed, 4 insertions, 0 deletions
diff --git a/src/Xv.c b/src/Xv.c
index 2a7e6c5..dc1e5f9 100644
--- a/src/Xv.c
+++ b/src/Xv.c
@@ -357,6 +357,10 @@ XvQueryEncodings(
         }
         _XRead(dpy, buffer, (long) size);
     }
+    else if (rep.num_encodings != 0) {
+        status = XvBadReply;
+        goto out;
+    }
 
     /* GET ENCODINGS */