Messages in this thread | | | Date | Tue, 03 Apr 2007 12:08:40 +0900 | From | Tejun Heo <> | Subject | Re: [RFD driver-core] Lifetime problems of the current driver model |
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Cornelia Huck wrote: > On Mon, 2 Apr 2007 11:20:48 +0200, > Cornelia Huck <cornelia.huck@de.ibm.com> wrote: > >> Cool. However, there's something fishy there (not sure whether it's in >> your patch or a latent bug in the ccw bus code that just has been >> uncovered): > > Similar bug when loading/unloading a module that creates a driver > attribute. The winner seems to be kfree(sd->s_element) in > release_sysfs_dirent() (in case of an attribute, it will point to the > attribute structure, which is usually statically created)...
Thanks for finding it out. I was suspecting that last minute change. The code should be
if (dir node) kfree(s_element) else if (symlink node) do things and kfree()
Thanks.
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