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| author |   Leon Romanovsky <leonro@mellanox.com> | 2019-01-30 12:49:11 +0200 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@mellanox.com> | 2019-01-30 15:52:30 -0700 |
| commit | 459cc69fa4c17caf21de596693d8a07170820a58 (patch) | |
| tree | c1ffe44d059b43b9507c5926873c3c56a4dd8bb3 /drivers/infiniband/hw/mlx4 | |
| parent | IB/mlx5: Remove set but not used variable (diff) | |
| download | linux-dev-459cc69fa4c17caf21de596693d8a07170820a58.tar.xz linux-dev-459cc69fa4c17caf21de596693d8a07170820a58.zip | |
RDMA: Provide safe ib_alloc_device() function
All callers to ib_alloc_device() provide a larger size than struct
ib_device and rely on the fact that struct ib_device is embedded in their
driver specific structure as the first member.
Provide a safer variant of ib_alloc_device() that checks and enforces this
approach to make sure the drivers are using it right.
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx4')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index dc2ffd293a11..d66002a31000 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -2635,7 +2635,7 @@ static void *mlx4_ib_add(struct mlx4_dev *dev) if (num_ports == 0) return NULL; - ibdev = (struct mlx4_ib_dev *) ib_alloc_device(sizeof *ibdev); + ibdev = ib_alloc_device(mlx4_ib_dev, ib_dev); if (!ibdev) { dev_err(&dev->persist->pdev->dev, "Device struct alloc failed\n"); |