IB/core: Nullify ib_uobject during allocation

Currently, we initialize all fields of ib_uobject straight after
allocation. Therefore, a kmalloc was sufficient. Since ib_uobject
could be embedded in a type specific structure, we nullify it to
spare programmer errors.

Fixes: 3832125624 ('IB/core: Add support for idr types')
Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Matan Barak 2017-04-18 12:03:39 +03:00 committed by Doug Ledford
parent f025c48958
commit d9edfc5a4f

View File

@ -84,7 +84,7 @@ static int uverbs_try_lock_object(struct ib_uobject *uobj, bool exclusive)
static struct ib_uobject *alloc_uobj(struct ib_ucontext *context,
const struct uverbs_obj_type *type)
{
struct ib_uobject *uobj = kmalloc(type->obj_size, GFP_KERNEL);
struct ib_uobject *uobj = kzalloc(type->obj_size, GFP_KERNEL);
if (!uobj)
return ERR_PTR(-ENOMEM);