Re: [PATCH] fix unregister/callback race in conn.c

Hi,

as of sooo many positive votes, commited to cvs :)

Am 25.10.2006, 22:40 Uhr, schrieb Alexander Malysh <[email protected]>:

> patch fixes race condition in unregister/callback usage/destroy of  
> callback data.
> The race is as follow, spotted with help of http.c:
> 	1 Thread				2 Thread
> 1) http:conn_pool_get			1) http:check_pool_conn
> 2)	conn = XYZ
> 3)	conn_unregister
> 		in conn_unregister
> 		destroy callbackdata
> 						2) dict_get(conn_pool, key) -> crash because connback data already  
> destroyed



-- 
Thanks,
Alex