decode: prevent handle 0 object creation

Signed-off-by: Marc-André Lureau <marcandre.lureau@gmail.com>

decode: prevent handle 0 object creation
Signed-off-by: Marc-André Lureau <marcandre.lureau@gmail.com>
bc358da3 · Marc-André Lureau · Dave Airlie · fbee79ae · bc358da3
Commit bc358da3 authored Jan 19, 2016 by Marc-André Lureau Committed by Dave Airlie Jan 29, 2016
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src/vrend_decode.c src/vrend_decode.c +2 -0

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--- a/src/vrend_decode.c
+++ b/src/vrend_decode.c
@@ -624,6 +624,8 @@ static int vrend_decode_create_object(struct vrend_decode_ctx *ctx, int length)

   if (length < 1)
      return EINVAL;
+   if (handle == 0)
+      return EINVAL;

   switch (obj_type){
   case VIRGL_OBJECT_BLEND: