diff options
| author | Vladimir Sokolovsky <vlad@mellanox.co.il> | 2008-11-05 21:56:52 +0300 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2008-11-05 21:56:52 +0300 |
| commit | 7f3abf5c7c9a9febdd643b9d4005382144525475 (patch) | |
| tree | 0d6d1e93d8289dd31727b991ef9fc0dbc379b378 /drivers/infiniband/hw | |
| parent | 7b0f5df4c88bac46fe749d36d905fc7ad0296587 (diff) | |
| download | linux-7f3abf5c7c9a9febdd643b9d4005382144525475.tar.xz | |
IB/mlx4: Set umem field to NULL in mlx4_ib_alloc_fast_reg_mr()
Set mr->umem to NULL in mlx4_ib_alloc_fast_reg_mr(). Otherwise
ib_dereg_mr() may invoke ib_umem_release() on a random pointer value
and get an oops.
Signed-off-by: Vladimir Sokolovsky <vlad@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/hw')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/mr.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c index 87f5c5a87b98..8e4d26d56a95 100644 --- a/drivers/infiniband/hw/mlx4/mr.c +++ b/drivers/infiniband/hw/mlx4/mr.c @@ -205,6 +205,7 @@ struct ib_mr *mlx4_ib_alloc_fast_reg_mr(struct ib_pd *pd, goto err_mr; mr->ibmr.rkey = mr->ibmr.lkey = mr->mmr.key; + mr->umem = NULL; return &mr->ibmr; |