From d84d0b7754224058b10906e1a191b1f21df9bc09 Mon Sep 17 00:00:00 2001
From: Bartosz Taudul <wolf.pld@gmail.com>
Date: Sun, 22 Jul 2018 21:15:28 +0200
Subject: [PATCH] Don't try to read empty timelines.

---
 server/TracyWorker.cpp | 25 +++++++++++++++++--------
 1 file changed, 17 insertions(+), 8 deletions(-)

diff --git a/server/TracyWorker.cpp b/server/TracyWorker.cpp
index 93228498..c15db716 100644
--- a/server/TracyWorker.cpp
+++ b/server/TracyWorker.cpp
@@ -470,13 +470,16 @@ Worker::Worker( FileRead& f, EventType::Type eventMask )
         f.Read( td->count );
         uint64_t tsz;
         f.Read( tsz );
-        if( fileVer <= FileVersion( 0, 3, 2 ) )
+        if( tsz != 0 )
         {
-            ReadTimelinePre033( f, td->timeline, CompressThread( tid ), tsz, fileVer );
-        }
-        else
-        {
-            ReadTimeline( f, td->timeline, CompressThread( tid ), tsz );
+            if( fileVer <= FileVersion( 0, 3, 2 ) )
+            {
+                ReadTimelinePre033( f, td->timeline, CompressThread( tid ), tsz, fileVer );
+            }
+            else
+            {
+                ReadTimeline( f, td->timeline, CompressThread( tid ), tsz );
+            }
         }
         uint64_t msz;
         f.Read( msz );
@@ -528,14 +531,20 @@ Worker::Worker( FileRead& f, EventType::Type eventMask )
             ctx->period = 1.f;
             uint64_t tsz;
             f.Read( tsz );
-            ReadTimelinePre032( f, ctx->timeline, tsz );
+            if( tsz != 0 )
+            {
+                ReadTimelinePre032( f, ctx->timeline, tsz );
+            }
         }
         else
         {
             f.Read( ctx->period );
             uint64_t tsz;
             f.Read( tsz );
-            ReadTimeline( f, ctx->timeline, tsz );
+            if( tsz != 0 )
+            {
+                ReadTimeline( f, ctx->timeline, tsz );
+            }
         }
         m_data.gpuData.push_back_no_space_check( ctx );
     }