Messages in this thread Patch in this message | | | Subject | [PATCH v2 15/18] IB/ucm: use stack variable 'base' in ib_ucm_add_one | From | Alex Chiang <> | Date | Tue, 02 Feb 2010 12:09:00 -0700 |
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This change is not useful by itself, but sets us up for a future change that allows us to support more than IB_UCM_MAX_DEVICES.
Signed-off-by: Alex Chiang <achiang@hp.com> ---
drivers/infiniband/core/ucm.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c index 7ff3300..06c50d8 100644 --- a/drivers/infiniband/core/ucm.c +++ b/drivers/infiniband/core/ucm.c @@ -1240,6 +1240,7 @@ static DEVICE_ATTR(ibdev, S_IRUGO, show_ibdev, NULL); static void ib_ucm_add_one(struct ib_device *device) { int devnum; + dev_t base; struct ib_ucm_device *ucm_dev; if (!device->alloc_ucontext || @@ -1257,12 +1258,13 @@ static void ib_ucm_add_one(struct ib_device *device) goto err; ucm_dev->devnum = devnum; + base = devnum + IB_UCM_BASE_DEV; set_bit(devnum, dev_map); cdev_init(&ucm_dev->cdev, &ucm_fops); ucm_dev->cdev.owner = THIS_MODULE; kobject_set_name(&ucm_dev->cdev.kobj, "ucm%d", ucm_dev->devnum); - if (cdev_add(&ucm_dev->cdev, IB_UCM_BASE_DEV + devnum, 1)) + if (cdev_add(&ucm_dev->cdev, base, 1)) goto err; ucm_dev->dev.class = &cm_class;
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