SUNRPC: Fix a race with XPRT_CONNECTING
authorTrond Myklebust <trond.myklebust@hammerspace.com>
Mon, 17 Dec 2018 22:38:51 +0000 (17:38 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 13 Jan 2019 09:03:50 +0000 (10:03 +0100)
commit6b464ecc3eeab0b6932cec9b8cc5f7778ace52ba
tree07e756a8750b3dedbd59773ce5739e46a971a9ac
parent3f2c31043c4400bebce2f418771bc8384fe6da03
SUNRPC: Fix a race with XPRT_CONNECTING

[ Upstream commit cf76785d30712d90185455e752337acdb53d2a5d ]

Ensure that we clear XPRT_CONNECTING before releasing the XPRT_LOCK so that
we don't have races between the (asynchronous) socket setup code and
tasks in xprt_connect().

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Tested-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
net/sunrpc/xprtsock.c