[asterisk-bugs] [JIRA] (ASTERISK-23147) [patch] main/format.c: find_interface segfault during shutdown

[Rusty Newton (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-23147?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=214138#comment-214138 ] 

Rusty Newton commented on ASTERISK-23147:
-----------------------------------------

Thanks!
                
> [patch] main/format.c: find_interface segfault during shutdown
> --------------------------------------------------------------
>
>                 Key: ASTERISK-23147
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-23147
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: Core/General
>    Affects Versions: SVN, 11.7.0, 12.0.0
>            Reporter: Corey Farrell
>            Severity: Minor
>         Attachments: backtrace-format-shutdown-segv.txt, format-shutdown-segv.patch
>
>
> find_interface does not check for interfaces==NULL, causing ao2_find to segfault when called after format_attr_shutdown.  This happens when shutting down fast with active channels.

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