On Mon, 2017-12-18 at 11:20 -0800, Stephen Hemminger wrote:
> 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
Oh, I was not knowing about it.
Thank you
>
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