From 93aaf99347f84dc4b79689212ecc4f1b6dc74670 Mon Sep 17 00:00:00 2001
From: Bo Yang <teboring@google.com>
Date: Wed, 7 Mar 2018 22:50:22 +0000
Subject: Fix parsing sub-message field. Buffer start place needs to be
 adjusted before parsing sub-message.

---
 upb/decode.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/upb/decode.c b/upb/decode.c
index 4340a90..8d685a2 100644
--- a/upb/decode.c
+++ b/upb/decode.c
@@ -477,6 +477,7 @@ static bool upb_decode_delimitedfield(upb_decstate *d, upb_decframe *frame,
       }
       case UPB_DESCRIPTOR_TYPE_MESSAGE:
         CHK(val.size <= (size_t)(frame->limit - val.data));
+        d->ptr -= val.size;
         CHK(upb_decode_submsg(d, frame, val.data + val.size, field, 0));
         break;
       default:
-- 
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