Re: [v3] thunderbolt: Fix to check the return value of kmemdup

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On Fri, Oct 11, 2019 at 03:00:13PM +0200, Markus Elfring wrote:
> > uuid in add_switch is allocted via kmemdup which can fail.
> 
> I have tried another script for the semantic patch language out.
> This source code analysis approach points out that the implementation
> of the function “icm_handle_event” contains still an unchecked call
> of the function “kmemdup”.
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/thunderbolt/icm.c?id=3cdb9446a117d5d63af823bde6fe6babc312e77b#n1627
> https://elixir.bootlin.com/linux/v5.4-rc2/source/drivers/thunderbolt/icm.c#L1627

Right it misses that.

> How do you think about to improve it?

Feel free to send a patch fixing it ;-) Or I can do that myself.



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