Re: [PATCH] don't do pointless NULL checks and casts before kfree() in security/

[Bodo Eggert]

Ralph Corderoy <ralph@xxxxxxxxxxxxxxx> wrote:
> Hi Jesper,

>> kfree() handles NULL pointers, so checking a pointer for NULL before
>> calling kfree() on it is pointless.
> 
> Not necessarily.  It helps tell the reader that the pointer may be NULL
> at that point.  This has come up before.

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