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-rw-r--r--drivers/infiniband/hw/mlx5/main.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index e2e8feb1b60d..a558ac5bb219 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -2024,6 +2024,9 @@ int mlx5_ib_enable_lb(struct mlx5_ib_dev *dev, bool td, bool qp)
dev->lb.qps == 1) {
if (!dev->lb.enabled) {
err = mlx5_nic_vport_update_local_lb(dev->mdev, true);
+ if (err)
+ goto err_rollback;
+
dev->lb.enabled = true;
}
}
@@ -2031,6 +2034,14 @@ int mlx5_ib_enable_lb(struct mlx5_ib_dev *dev, bool td, bool qp)
mutex_unlock(&dev->lb.mutex);
return err;
+
+err_rollback:
+ if (td)
+ dev->lb.user_td--;
+ if (qp)
+ dev->lb.qps--;
+ mutex_unlock(&dev->lb.mutex);
+ return err;
}
void mlx5_ib_disable_lb(struct mlx5_ib_dev *dev, bool td, bool qp)