diff options
| author | Zhipeng Lu <alexious@zju.edu.cn> | 2023-12-14 16:04:04 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-12-15 13:55:35 +0300 |
| commit | 309fdb1c33fe726d92d0030481346f24e1b01f07 (patch) | |
| tree | c85e3e3ba7b55b625b303dfebf190ae8903feae5 | |
| parent | 19391a2ca98baa7b80279306cdf7dd43f81fa595 (diff) | |
| download | linux-309fdb1c33fe726d92d0030481346f24e1b01f07.tar.xz | |
ethernet: atheros: fix a memleak in atl1e_setup_ring_resources
In the error handling of 'offset > adapter->ring_size', the
tx_ring->tx_buffer allocated by kzalloc should be freed,
instead of 'goto failed' instantly.
Fixes: a6a5325239c2 ("atl1e: Atheros L1E Gigabit Ethernet driver")
Signed-off-by: Zhipeng Lu <alexious@zju.edu.cn>
Reviewed-by: Suman Ghosh <sumang@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/atheros/atl1e/atl1e_main.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index 5935be190b9e..5f2a6fcba967 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -866,10 +866,13 @@ static int atl1e_setup_ring_resources(struct atl1e_adapter *adapter) netdev_err(adapter->netdev, "offset(%d) > ring size(%d) !!\n", offset, adapter->ring_size); err = -1; - goto failed; + goto free_buffer; } return 0; +free_buffer: + kfree(tx_ring->tx_buffer); + tx_ring->tx_buffer = NULL; failed: if (adapter->ring_vir_addr != NULL) { dma_free_coherent(&pdev->dev, adapter->ring_size, |