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SubjectRe: [PATCH 1/9] devres: WARN() and return, don't crash on device_del() of uninitialized device
Greg Kroah-Hartman wrote:
> From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
>
> I just debugged an obscure crash caused by a device_del() of a all NULL'd
> out struct device (in usb-serial) and found that a patch like this one would
> have saved me time (in addition to improved chances of a bug report from
> users hitting similar driver bugs).
>
> [akpm@linux-foundation.org: cleanup]
> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> Cc: Kay Sievers <kay.sievers@vrfy.org>
> Cc: Tejun Heo <tj@kernel.org>
> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

Acked-by: Tejun Heo <tj@kernel.org>

--
tejun


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