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transport: add a null pointer check.

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This commit is contained in:
Vic Lee 2014-05-30 23:34:04 +08:00
parent a4c583c459
commit a3461cef06
1 changed files with 1 additions and 1 deletions
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2
libfreerdp/core/transport.c
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@ -711,7 +711,7 @@ int transport_read_layer(rdpTransport* transport, BYTE* data, int bytes)
if (status < 0)
{
if (!BIO_should_retry(transport->frontBio))
if (!transport->frontBio || !BIO_should_retry(transport->frontBio))
{
/* something unexpected happened, let's close */
transport->layer = TRANSPORT_LAYER_CLOSED;