* Christoph Lameter <cl@xxxxxxxxxxxxxxxxxxxx>:
> On Tue, 19 Jan 2010, Alex Chiang wrote:
>
> > Well, making progress (maybe?).
>
> Yes I think this is the fix.
>
> > Now we're hitting a BUG_ON().
>
> Thats a kfree of an object not allocated with a slab allocator.
> Recovery is easy in such a case: Dont free the object.
I don't get it.
static int sr_probe(struct device *dev)
{
/* ... */
cd = kzalloc(sizeof(*cd), GFP_KERNEL);
if (!cd)
goto fail;
/* ... */
fail_put:
put_disk(disk);
fail_free:
kfree(cd);
}
The kfree() is balanced with kzalloc(). Unless the stack trace is
lying to us?
/ac
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