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| author |   Michael J. Ruhl <michael.j.ruhl@intel.com> | 2018-02-01 12:31:06 -0800 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2018-02-01 15:43:32 -0700 |
| commit | 2ff124d597c2df8696169ce0006fc974c49a4569 (patch) | |
| tree | c9a7474d1f06fbf0abd438f40255cf76214f92e3 /drivers/infiniband/hw/hfi1/init.c | |
| parent | IB/core: Map iWarp AH type to undefined in rdma_ah_find_type (diff) | |
| download | linux-dev-2ff124d597c2df8696169ce0006fc974c49a4569.tar.xz linux-dev-2ff124d597c2df8696169ce0006fc974c49a4569.zip | |
IB/core: Avoid a potential OOPs for an unused optional parameter
The ev_file is an optional parameter for CQ creation. If the parameter
is not passed, the ev_file pointer will be NULL. Using that pointer
to set the cq_context will result in an OOPs.
Verify that ev_file is not NULL before using.
Cc: <stable@vger.kernel.org> # 4.14.x
Fixes: 9ee79fce3642 ("IB/core: Add completion queue (cq) object actions")
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/init.c')
0 files changed, 0 insertions, 0 deletions