net/mlx5e: kTLS, Add missing dma_unmap in RX resync

Progress params dma address is never unmapped, unmap it when completion
handling is over.

Fixes: d92bf3a50da0 ("net/mlx5e: kTLS, Add kTLS RX resync support")
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c
index f95aa50ab51a92c92bf750b1a6b21dd4f41dc6f7..fb4e4f2ebe02816d5feb5590588790f8b0bef365 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c
@@ -386,16 +386,17 @@ void mlx5e_ktls_handle_get_psv_completion(struct mlx5e_icosq_wqe_info *wi,
        struct mlx5e_ktls_offload_context_rx *priv_rx;
        struct mlx5e_ktls_rx_resync_ctx *resync;
        u8 tracker_state, auth_state, *ctx;
+       struct device *dev;
        u32 hw_seq;
 
        priv_rx = buf->priv_rx;
        resync = &priv_rx->resync;
-
+       dev = resync->priv->mdev->device;
        if (unlikely(test_bit(MLX5E_PRIV_RX_FLAG_DELETING, priv_rx->flags)))
                goto out;
 
-       dma_sync_single_for_cpu(resync->priv->mdev->device, buf->dma_addr,
-                               PROGRESS_PARAMS_PADDED_SIZE, DMA_FROM_DEVICE);
+       dma_sync_single_for_cpu(dev, buf->dma_addr, PROGRESS_PARAMS_PADDED_SIZE,
+                               DMA_FROM_DEVICE);
 
        ctx = buf->progress.ctx;
        tracker_state = MLX5_GET(tls_progress_params, ctx, record_tracker_state);
@@ -411,6 +412,7 @@ void mlx5e_ktls_handle_get_psv_completion(struct mlx5e_icosq_wqe_info *wi,
        priv_rx->stats->tls_resync_req_end++;
 out:
        refcount_dec(&resync->refcnt);
+       dma_unmap_single(dev, buf->dma_addr, PROGRESS_PARAMS_PADDED_SIZE, DMA_FROM_DEVICE);
        kfree(buf);
 }