net: qlogic: Fix memory leak in ql_alloc_large_buffers

In ql_alloc_large_buffers, a new skb is allocated via netdev_alloc_skb.
This skb should be released if pci_dma_mapping_error fails.

Fixes: 0f8ab89e82 ("qla3xxx: Check return code from pci_map_single() in ql_release_to_lrg_buf_free_list(), ql_populate_free_queue(), ql_alloc_large_buffers(), and ql3xxx_send()")
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Navid Emamdoost 2019-10-04 15:24:39 -05:00 committed by David S. Miller
parent a0c2dc1fe6
commit 1acb8f2a7a

View File

@ -2787,6 +2787,7 @@ static int ql_alloc_large_buffers(struct ql3_adapter *qdev)
netdev_err(qdev->ndev,
"PCI mapping failed with error: %d\n",
err);
dev_kfree_skb_irq(skb);
ql_free_large_buffers(qdev);
return -ENOMEM;
}