func_audiohookinheritance: Check If A Channel Was Specified

This patch prevents a crash when using the function audiohookinheritance without
setting the channel.

(closes issue ASTERISK-23104)
Reported by: Joel Vandal
Tested by: Joel Vandal
Patches:
    asterisk-23104_audiohook_inherit_no_channel-11.diff
                                     uploaded by Michael L. Young (license 5026)

Review: https://reviewboard.asterisk.org/r/3272/


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.8@409623 65c4cc65-6c06-0410-ace0-fbb531ad65f3
changes/98/198/1
Michael L. Young 11 years ago
parent f75aeea441
commit 0e3e1b678c

@ -228,6 +228,11 @@ static int func_inheritance_write(struct ast_channel *chan, const char *function
return -1;
}
if (!chan) {
ast_log(LOG_WARNING, "No channel was provided to INHERITANCE function.\n");
return -1;
}
allow = ast_true(value);
/* Step 2: retrieve or set up datastore */

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