diff options
author | Richard Mudgett <rmudgett@digium.com> | 2016-04-13 13:50:04 -0500 |
---|---|---|
committer | Richard Mudgett <rmudgett@digium.com> | 2016-04-22 15:45:47 -0500 |
commit | a63656b41975a4f77c8d953b5dc7f966332892f4 (patch) | |
tree | 74d852cbee1a1b01c2205e68f767e8970e6998bf /include | |
parent | 71dfa355403e41850fd7c4cb4228626e5d9476b9 (diff) |
Bridge system: Fix memory leaks and double frees on impart failure.
You cannot reference the passed in features struct after calling
ast_bridge_impart(). Even if the call fails.
Change-Id: I902b88ba0d5d39520e670fb635078a367268ea21
Diffstat (limited to 'include')
-rw-r--r-- | include/asterisk/features.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/include/asterisk/features.h b/include/asterisk/features.h index b63124c2f..a4aed5d18 100644 --- a/include/asterisk/features.h +++ b/include/asterisk/features.h @@ -51,6 +51,7 @@ int ast_bridge_call(struct ast_channel *chan, struct ast_channel *peer, struct a /*! * \brief Bridge a call, and add additional flags to the bridge * + * \details * This does the same thing as \ref ast_bridge_call, except that once the bridge * is created, the provided flags are set on the bridge. The provided flags are * added to the bridge's flags; they will not clear any flags already set. @@ -70,6 +71,7 @@ int ast_bridge_call_with_flags(struct ast_channel *chan, struct ast_channel *pee * \brief Add an arbitrary channel to a bridge * \since 12.0.0 * + * \details * The channel that is being added to the bridge can be in any state: unbridged, * bridged, answered, unanswered, etc. The channel will be added asynchronously, * meaning that when this function returns once the channel has been added to @@ -87,11 +89,16 @@ int ast_bridge_call_with_flags(struct ast_channel *chan, struct ast_channel *pee * \param features Features for this channel in the bridge * \param play_tone Indicates if a tone should be played to the channel * \param xfersound Sound that should be used to indicate transfer with play_tone + * + * \note The features parameter must be NULL or obtained by + * ast_bridge_features_new(). You must not dereference features + * after calling even if the call fails. + * * \retval 0 Success * \retval -1 Failure */ int ast_bridge_add_channel(struct ast_bridge *bridge, struct ast_channel *chan, - struct ast_bridge_features *features, int play_tone, const char *xfersound); + struct ast_bridge_features *features, int play_tone, const char *xfersound); |