tree bff017734c531fe47ded4cc3a68bee632993a2d6
parent ae60e8e3783a66463d0736f3a48da9a66fd5cbd3
author Peter Lieven <pl@kamp.de> 1402386167 +0200
committer Stefan Hajnoczi <stefanha@redhat.com> 1402910599 +0800

block/nfs: fix potential segfault on early callback

it will happen in the future that the callback of a libnfs call
directly invokes the callback. In this case we end up in a segfault
because the NFSRPC is gone when we the BH is scheduled.

Signed-off-by: Peter Lieven <pl@kamp.de>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>