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path: root/drivers/net/cnic.c
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Diffstat (limited to 'drivers/net/cnic.c')
-rw-r--r--drivers/net/cnic.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 92bac19ad60a..6dff32196c92 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -940,7 +940,7 @@ static int cnic_alloc_uio_rings(struct cnic_dev *dev, int pages)
940 &udev->l2_ring_map, 940 &udev->l2_ring_map,
941 GFP_KERNEL | __GFP_COMP); 941 GFP_KERNEL | __GFP_COMP);
942 if (!udev->l2_ring) 942 if (!udev->l2_ring)
943 return -ENOMEM; 943 goto err_udev;
944 944
945 udev->l2_buf_size = (cp->l2_rx_ring_size + 1) * cp->l2_single_buf_size; 945 udev->l2_buf_size = (cp->l2_rx_ring_size + 1) * cp->l2_single_buf_size;
946 udev->l2_buf_size = PAGE_ALIGN(udev->l2_buf_size); 946 udev->l2_buf_size = PAGE_ALIGN(udev->l2_buf_size);
@@ -948,7 +948,7 @@ static int cnic_alloc_uio_rings(struct cnic_dev *dev, int pages)
948 &udev->l2_buf_map, 948 &udev->l2_buf_map,
949 GFP_KERNEL | __GFP_COMP); 949 GFP_KERNEL | __GFP_COMP);
950 if (!udev->l2_buf) 950 if (!udev->l2_buf)
951 return -ENOMEM; 951 goto err_dma;
952 952
953 write_lock(&cnic_dev_lock); 953 write_lock(&cnic_dev_lock);
954 list_add(&udev->list, &cnic_udev_list); 954 list_add(&udev->list, &cnic_udev_list);
@@ -959,6 +959,12 @@ static int cnic_alloc_uio_rings(struct cnic_dev *dev, int pages)
959 cp->udev = udev; 959 cp->udev = udev;
960 960
961 return 0; 961 return 0;
962 err_dma:
963 dma_free_coherent(&udev->pdev->dev, udev->l2_ring_size,
964 udev->l2_ring, udev->l2_ring_map);
965 err_udev:
966 kfree(udev);
967 return -ENOMEM;
962} 968}
963 969
964static int cnic_init_uio(struct cnic_dev *dev) 970static int cnic_init_uio(struct cnic_dev *dev)