nvme-tcp: fix the memleak while create new ctrl failed

BugLink: https://bugs.launchpad.net/bugs/2096827

[ Upstream commit fec55c2 ]

Now while we create new ctrl failed, we have not free the
tagset occupied by admin_q, here try to fix it.

Fixes: fd1418d ("nvme-tcp: avoid open-coding nvme_tcp_teardown_admin_queue()")
Signed-off-by: Chunguang.xu <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Reviewed-by: Hannes Reinecke <[email protected]>
Signed-off-by: Keith Busch <[email protected]>
Signed-off-by: Sasha Levin <[email protected]>
CVE-2024-56632
Signed-off-by: Koichiro Den <[email protected]>

Author: Chunguang.xu

drivers/nvme/host/tcp.c

@@ -2290,7 +2290,7 @@ static int nvme_tcp_setup_ctrl(struct nvme_ctrl *ctrl, bool new)
 	}
 destroy_admin:
 	nvme_stop_keep_alive(ctrl);
-	nvme_tcp_teardown_admin_queue(ctrl, false);
+	nvme_tcp_teardown_admin_queue(ctrl, new);
 	return ret;
 }