In the various channel request mini-coroutines, replace
authorsimon <simon@cda61777-01e9-0310-a592-d414129be87e>
Sun, 14 Jul 2013 17:08:35 +0000 (17:08 +0000)
committersimon <simon@cda61777-01e9-0310-a592-d414129be87e>
Sun, 14 Jul 2013 17:08:35 +0000 (17:08 +0000)
commit1bc8ef67371309ba94586d642b3e7f907ea3d392
treee290c56ca1f01494abcf0986bc1265d684da436b
parent1ea566c3e96413d7edb40c50b0f7c7f8a5536079
In the various channel request mini-coroutines, replace
crWaitUntilV(pktin) with plain crReturnV, because those coroutines can
be called back either with a response packet from the channel request
_or_ with NULL by ssh_free meaning 'please just clean yourself up'.

git-svn-id: svn://svn.tartarus.org/sgt/putty@9927 cda61777-01e9-0310-a592-d414129be87e
ssh.c