[trafficserver] branch master updated: Check nullptr before call netvc->do_io_close

[scw00]

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scw00 pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/trafficserver.git


The following commit(s) were added to refs/heads/master by this push:
     new 0596eda  Check nullptr before call netvc->do_io_close
0596eda is described below

commit 0596edada988e937502c805f67c0c5ea22c9b5da
Author: scw00 <sc...@apache.org>
AuthorDate: Sat May 4 08:36:44 2019 +0000

    Check nullptr before call netvc->do_io_close
---
 iocore/net/SSLNextProtocolAccept.cc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/iocore/net/SSLNextProtocolAccept.cc 
b/iocore/net/SSLNextProtocolAccept.cc
index cdcbf4a..ed3fc5a 100644
--- a/iocore/net/SSLNextProtocolAccept.cc
+++ b/iocore/net/SSLNextProtocolAccept.cc
@@ -139,7 +139,9 @@ SSLNextProtocolAccept::mainEvent(int event, void *edata)
     netvc->do_io_read(new SSLNextProtocolTrampoline(this, netvc->mutex), 0, 
this->buffer);
     return EVENT_CONT;
   default:
-    netvc->do_io_close();
+    if (netvc) {
+      netvc->do_io_close();
+    }
     return EVENT_DONE;
   }
 }