[dm-devel] [PATCH v4 03/19] libmultipath: fix tur memory misuse

[Martin Wilck]

On Tue, 2018-10-09 at 18:03 -0500, Benjamin Marzinski wrote:
> when tur_thread() was calling tur_check(), it was passing ct->message 
> as
> the copy argument, but copy_msg_to_tcc() was assuming that it was
> getting a tur_checker_context pointer. This means it was treating
> ct->message as ct. This is why the tur checker never printed checker
> messages. Intead of simply changing the copy argument passed in, I
> just
> removed all the copying code, since it is completely unnecessary. The
> callers of tur_check() can just pass in a buffer that it is safe to
> write to, and copy it later, if necessary.
> 
> Signed-off-by: Benjamin Marzinski <bmarzins at redhat.com>

Reviewed-by: Martin Wilck <mwilck at suse.com>