From: Sun Ke sunke32@huawei.com
commit dff10bbea4be47bdb615b036c834a275b7c68133 upstream.
Before returning NULL, put the sock first.
Cc: stable@vger.kernel.org Fixes: cf1b2326b734 ("nbd: verify socket is supported during setup") Reviewed-by: Josef Bacik josef@toxicpanda.com Reviewed-by: Mike Christie mchristi@redhat.com Signed-off-by: Sun Ke sunke32@huawei.com Signed-off-by: Jens Axboe axboe@kernel.dk Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/block/nbd.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -945,6 +945,7 @@ static struct socket *nbd_get_socket(str if (sock->ops->shutdown == sock_no_shutdown) { dev_err(disk_to_dev(nbd->disk), "Unsupported socket: shutdown callout must be supported.\n"); *err = -EINVAL; + sockfd_put(sock); return NULL; }