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IB/iser: Free IB connection resources in the proper place

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We allocate the login dma buffers in iser_verbs.c as part of
alloc_ib_conn_resources(), however we are freeing them in
iser_initiator.c as part of iser_free_rx_descriptors().  This is
needlessly confusing.  We have an alloc_rx_descriptors() and it
doesn't alloc something that the free_rx_descriptors() frees, and we
have an alloc_ib_conn_resources() that allocs something not freed by
free_ib_conn_resources().  Clean that up.

Signed-off-by: Doug Ledford <dledford@redhat.com>

[ Fix build error in iser_free_ib_conn_res().  - Or ]

Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Doug Ledford 2012-03-01 19:55:21 +02:00 committed by Roland Dreier
parent 6b21d18ed5
commit d474186f19
2 changed files with 12 additions and 12 deletions
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12
drivers/infiniband/ulp/iser/iser_initiator.c
View File

@ -220,18 +220,6 @@ void iser_free_rx_descriptors(struct iser_conn *ib_conn)
struct iser_rx_desc *rx_desc; struct iser_rx_desc *rx_desc;
struct iser_device *device = ib_conn->device; struct iser_device *device = ib_conn->device;
if (ib_conn->login_buf) {
if (ib_conn->login_req_dma)
ib_dma_unmap_single(device->ib_device,
ib_conn->login_req_dma,
ISCSI_DEF_MAX_RECV_SEG_LEN, DMA_TO_DEVICE);
if (ib_conn->login_resp_dma)
ib_dma_unmap_single(device->ib_device,
ib_conn->login_resp_dma,
ISER_RX_LOGIN_SIZE, DMA_FROM_DEVICE);
kfree(ib_conn->login_buf);
}
if (!ib_conn->rx_descs) if (!ib_conn->rx_descs)
return; return;

12
drivers/infiniband/ulp/iser/iser_verbs.c
View File

@ -274,6 +274,18 @@ static int iser_free_ib_conn_res(struct iser_conn *ib_conn, int can_destroy_id)
ib_conn->cma_id = NULL; ib_conn->cma_id = NULL;
kfree(ib_conn->page_vec); kfree(ib_conn->page_vec);
if (ib_conn->login_buf) {
if (ib_conn->login_req_dma)
ib_dma_unmap_single(ib_conn->device->ib_device,
ib_conn->login_req_dma,
ISCSI_DEF_MAX_RECV_SEG_LEN, DMA_TO_DEVICE);
if (ib_conn->login_resp_dma)
ib_dma_unmap_single(ib_conn->device->ib_device,
ib_conn->login_resp_dma,
ISER_RX_LOGIN_SIZE, DMA_FROM_DEVICE);
kfree(ib_conn->login_buf);
}
return 0; return 0;
} }