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    SubjectRe: [PATCH 1/10] sysfs: fix kmem_cache_free(NULL)
    2007/7/17, Greg KH <gregkh@suse.de>:
    > On Mon, Jul 16, 2007 at 10:50:28PM +0900, Akinobu Mita wrote:
    > > This patch fixes out of memory error handling in sysfs_new_dirent().
    > > kmem_cache_free() with NULL is not allowed.
    >
    > Why not just allow kmem_cache_free() to allow NULL like other functions
    > in the kernel?

    It seems there was discussion about this and no conclusion
    yet?

    http://lkml.org/lkml/2007/3/19/42
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