RDMA/core: Free DIM memory in error unwind

[ Upstream commit fb448ce87a4a9482b084e67faf804aec79ed9b43 ]

The memory allocated for the DIM wasn't freed in in error unwind path, fix
it by calling to rdma_dim_destroy().

Fixes: da6629793aa6 ("RDMA/core: Provide RDMA DIM support for ULPs")
Link: https://lore.kernel.org/r/20200730082719.1582397-4-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com <mailto:maxg@mellanox.com>>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/infiniband/core/cq.c b/drivers/infiniband/core/cq.c
index c259f632f257f36331a0b0163e311bb65f8a177b..6bb62d04030ac6d8760faab8780f97a186a04d33 100644 (file)
--- a/drivers/infiniband/core/cq.c
+++ b/drivers/infiniband/core/cq.c
@@ -270,6 +270,7 @@ struct ib_cq *__ib_alloc_cq_user(struct ib_device *dev, void *private,
        return cq;
 
 out_destroy_cq:
+       rdma_dim_destroy(cq);
        rdma_restrack_del(&cq->res);
        cq->device->ops.destroy_cq(cq, udata);
 out_free_wc: