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Fix potential NULL dereference

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We document that either of recv or recv_timeout may be NULL, but for TLS we
always used recv... Thanks Coverity for catching that.
(Not remotely trigerrable: local configuration.)

Also made me notice net_recv_timeout didn't do its job properly.
This commit is contained in:
Manuel Pégourié-Gonnard
2015-06-24 23:00:03 +02:00
parent dba460f2f3
commit 0761733c1b
4 changed files with 19 additions and 6 deletions
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include/mbedtls/ssl.h
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@ -982,7 +982,7 @@ void mbedtls_ssl_conf_dbg( mbedtls_ssl_config *conf,
* \param f_recv read callback
* \param f_recv_timeout blocking read callback with timeout.
* The last argument is the timeout in milliseconds,
* 0 means no timeout
* 0 means no timeout (block forever until a message comes)
*
* \note One of f_recv or f_recv_timeout can be NULL, in which case
* the other is used. If both are non-NULL, f_recv_timeout is