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28a282616f
When ceph_mdsc_do_request returns an error, we can't assume that the filelock_reply pointer will be set. Only try to fetch fields out of the r_reply_info when it returns success. Cc: stable@vger.kernel.org Reported-by: Hector Martin <hector@marcansoft.com> Signed-off-by: Jeff Layton <jlayton@kernel.org> Reviewed-by: "Yan, Zheng" <zyan@redhat.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>