diff options
| author | Parav Pandit <parav@mellanox.com> | 2018-09-05 08:47:57 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-09-06 00:15:52 +0200 |
| commit | 08e74be103051861eb2c1ee52a2dcf119cde264f (patch) | |
| tree | 4c71d8583c1c94aea7021f9a7bdd6daedd50df1c /drivers/infiniband | |
| parent | bnxt_re: Fix couple of memory leaks that could lead to IOMMU call traces (diff) | |
| download | linux-08e74be103051861eb2c1ee52a2dcf119cde264f.tar.xz linux-08e74be103051861eb2c1ee52a2dcf119cde264f.zip | |
RDMA/uverbs: Fix error cleanup path of ib_uverbs_add_one()
If ib_uverbs_create_uapi() fails, dev_num should be freed from the bitmap.
Fixes: 7d96c9b17636 ("IB/uverbs: Have the core code create the uverbs_root_spec")
Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/uverbs_main.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 823beca448e1..6d974e2363df 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -1050,7 +1050,7 @@ static void ib_uverbs_add_one(struct ib_device *device) uverbs_dev->num_comp_vectors = device->num_comp_vectors; if (ib_uverbs_create_uapi(device, uverbs_dev)) - goto err; + goto err_uapi; cdev_init(&uverbs_dev->cdev, NULL); uverbs_dev->cdev.owner = THIS_MODULE; @@ -1077,11 +1077,10 @@ static void ib_uverbs_add_one(struct ib_device *device) err_class: device_destroy(uverbs_class, uverbs_dev->cdev.dev); - err_cdev: cdev_del(&uverbs_dev->cdev); +err_uapi: clear_bit(devnum, dev_map); - err: if (atomic_dec_and_test(&uverbs_dev->refcount)) ib_uverbs_comp_dev(uverbs_dev); |