On Tue, 19 Dec 2017 00:41:30 +0530
Shreeya Patel <shreeya.patel23498@xxxxxxxxx> wrote:
> Do not check for NOT NULL before calling kfree because if the
> pointer is NULL, no action occurs.
> Done using the following semantic patch by coccinelle.
>
> @@
> expression ptr;
> @@
>
> - if (ptr != NULL) {
> kfree(ptr);
> ptr = NULL;
> - }
>
> The semantic patch has the effect of adding an assignment
> of ptr to NULL in the case where ptr is NULL already.
>
> Signed-off-by: Shreeya Patel <shreeya.patel23498@xxxxxxxxx>
Please read drivers/staging/irda/TODO
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