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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband 

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  IB/qib: Correct sense on freectxts increment and decrement
  RDMA/cma: Verify private data length
  IB/mlx4: Fix shutdown crash accessing a non-existent bitmap
This commit is contained in:
Linus Torvalds 2011-12-19 15:13:53 -08:00
parent 64edb05e3c 480390c8f3
commit 511585a28e
3 changed files with 12 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/infiniband/core/cma.c
View File

@ -2513,6 +2513,9 @@ static int cma_resolve_ib_udp(struct rdma_id_private *id_priv,
req.private_data_len = sizeof(struct cma_hdr) +
conn_param->private_data_len;
if (req.private_data_len < conn_param->private_data_len)
return -EINVAL;
req.private_data = kzalloc(req.private_data_len, GFP_ATOMIC);
if (!req.private_data)
return -ENOMEM;
@ -2562,6 +2565,9 @@ static int cma_connect_ib(struct rdma_id_private *id_priv,
memset(&req, 0, sizeof req);
offset = cma_user_data_offset(id_priv->id.ps);
req.private_data_len = offset + conn_param->private_data_len;
if (req.private_data_len < conn_param->private_data_len)
return -EINVAL;
private_data = kzalloc(req.private_data_len, GFP_ATOMIC);
if (!private_data)
return -ENOMEM;

6
drivers/infiniband/hw/mlx4/main.c
View File

@ -1244,7 +1244,8 @@ err_reg:
err_counter:
for (; i; --i)
mlx4_counter_free(ibdev->dev, ibdev->counters[i - 1]);
if (ibdev->counters[i - 1] != -1)
mlx4_counter_free(ibdev->dev, ibdev->counters[i - 1]);
err_map:
iounmap(ibdev->uar_map);
@ -1275,7 +1276,8 @@ static void mlx4_ib_remove(struct mlx4_dev *dev, void *ibdev_ptr)
}
iounmap(ibdev->uar_map);
for (p = 0; p < ibdev->num_ports; ++p)
mlx4_counter_free(ibdev->dev, ibdev->counters[p]);
if (ibdev->counters[p] != -1)
mlx4_counter_free(ibdev->dev, ibdev->counters[p]);
mlx4_foreach_port(p, dev, MLX4_PORT_TYPE_IB)
mlx4_CLOSE_PORT(dev, p);

4
drivers/infiniband/hw/qib/qib_file_ops.c
View File

@ -1285,7 +1285,7 @@ static int setup_ctxt(struct qib_pportdata *ppd, int ctxt,
strlcpy(rcd->comm, current->comm, sizeof(rcd->comm));
ctxt_fp(fp) = rcd;
qib_stats.sps_ctxts++;
dd->freectxts++;
dd->freectxts--;
ret = 0;
goto bail;
@ -1794,7 +1794,7 @@ static int qib_close(struct inode *in, struct file *fp)
if (dd->pageshadow)
unlock_expected_tids(rcd);
qib_stats.sps_ctxts--;
dd->freectxts--;
dd->freectxts++;
}
mutex_unlock(&qib_mutex);