tree 829bd9ab350898aa030f3a1be318ce38b884024e
parent a94c689e6c9e72e722f28339e12dff191ee5a265
author YueHaibing <yuehaibing@huawei.com> 1533126443 +0100
committer David S. Miller <davem@davemloft.net> 1533149389 -0700

rxrpc: Fix user call ID check in rxrpc_service_prealloc_one

There just check the user call ID isn't already in use, hence should
compare user_call_ID with xcall->user_call_ID, which is current
node's user_call_ID.

Fixes: 540b1c48c37a ("rxrpc: Fix deadlock between call creation and sendmsg/recvmsg")
Suggested-by: David Howells <dhowells@redhat.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>