Re: [PATCH net] net: diag: Don't double-free TCP_NEW_SYN_RECV sockets in tcp_abort

[Eric Dumazet]

On 07/07/2018 12:31 AM, Lorenzo Colitti wrote:
> When tcp_diag_destroy closes a TCP_NEW_SYN_RECV socket, it first
> frees it by calling inet_csk_reqsk_queue_drop_and_and_put in
> tcp_abort, and then frees it again by calling sock_gen_put.
> 
> Since tcp_abort only has one caller, and all the other codepaths
> in tcp_abort don't free the socket, just remove the free in that
> function.
> 
> Cc: David Ahern <d...@cumulusnetworks.com>
> Tested: passes Android sock_diag_test.py, which exercises this codepath
> Fixes: d7226c7a4dd1 ("net: diag: Fix refcnt leak in error path destroying 
> socket")
> Signed-off-by: Lorenzo Colitti <lore...@google.com>
> ---

Signed-off-by: Eric Dumazet <eduma...@google.com>

Thanks !