tree 2cee15a4213c3357fd928a8e880834efa921b00d
parent 33b76f1c09cbf6a9c478a42cc5ee915d0090503b
author Trond Myklebust <trond.myklebust@primarydata.com> 1415833444 -0500
committer chrmhoffmann <chrmhoffmann@gmail.com> 1586074861 +0200

SUNRPC: Fix locking around callback channel reply receive

commit 093a1468b6edb0e568be7311b8d2228d205702db upstream.

Both xprt_lookup_rqst() and xprt_complete_rqst() require that you
take the transport lock in order to avoid races with xprt_transmit().

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Reviewed-by: Jeff Layton <jlayton@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
[lizf: Backported to 3.4: adjust context]
Signed-off-by: Zefan Li <lizefan@huawei.com>