diff options
Diffstat (limited to 'drivers/net/ethernet/google/gve/gve_rx.c')
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve_rx.c | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c index 9b56e89c4f43..0a3f88170411 100644 --- a/drivers/net/ethernet/google/gve/gve_rx.c +++ b/drivers/net/ethernet/google/gve/gve_rx.c @@ -30,6 +30,9 @@ static void gve_rx_unfill_pages(struct gve_priv *priv, u32 slots = rx->mask + 1; int i; + if (!rx->data.page_info) + return; + if (rx->data.raw_addressing) { for (i = 0; i < slots; i++) gve_rx_free_buffer(&priv->pdev->dev, &rx->data.page_info[i], @@ -69,20 +72,26 @@ static void gve_rx_free_ring_gqi(struct gve_priv *priv, struct gve_rx_ring *rx, int idx = rx->q_num; size_t bytes; - bytes = sizeof(struct gve_rx_desc) * cfg->ring_size; - dma_free_coherent(dev, bytes, rx->desc.desc_ring, rx->desc.bus); - rx->desc.desc_ring = NULL; + if (rx->desc.desc_ring) { + bytes = sizeof(struct gve_rx_desc) * cfg->ring_size; + dma_free_coherent(dev, bytes, rx->desc.desc_ring, rx->desc.bus); + rx->desc.desc_ring = NULL; + } - dma_free_coherent(dev, sizeof(*rx->q_resources), - rx->q_resources, rx->q_resources_bus); - rx->q_resources = NULL; + if (rx->q_resources) { + dma_free_coherent(dev, sizeof(*rx->q_resources), + rx->q_resources, rx->q_resources_bus); + rx->q_resources = NULL; + } gve_rx_unfill_pages(priv, rx, cfg); - bytes = sizeof(*rx->data.data_ring) * slots; - dma_free_coherent(dev, bytes, rx->data.data_ring, - rx->data.data_bus); - rx->data.data_ring = NULL; + if (rx->data.data_ring) { + bytes = sizeof(*rx->data.data_ring) * slots; + dma_free_coherent(dev, bytes, rx->data.data_ring, + rx->data.data_bus); + rx->data.data_ring = NULL; + } kvfree(rx->qpl_copy_pool); rx->qpl_copy_pool = NULL; |