IB/mthca: Don't allow userspace open while recovering from catastrophic error

[net-next-2.6.git] / drivers / infiniband / hw / mthca / mthca_provider.c

diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index 87ad889e367b2b6b39cfe010ec1ec28f1dd488ac..bcf7a401482015f3b5c09afdc4177bab3d10577f 100644 (file)
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -334,6 +334,9 @@ static struct ib_ucontext *mthca_alloc_ucontext(struct ib_device *ibdev,
        struct mthca_ucontext           *context;
        int                              err;
 
+       if (!(to_mdev(ibdev)->active))
+               return ERR_PTR(-EAGAIN);
+
        memset(&uresp, 0, sizeof uresp);
 
        uresp.qp_tab_size = to_mdev(ibdev)->limits.num_qps;