On Fri, Jan 16, 2015 at 01:37:41PM +0100, Ulf Hansson wrote:
> On 16 January 2015 at 12:34, Tomeu Vizoso <tomeu.vizoso@xxxxxxxxxxxxx> wrote:
> > On 16 January 2015 at 11:47, Ulf Hansson <ulf.hansson@xxxxxxxxxx> wrote:
> >>
> >> int mmc_pwrseq_simple_alloc(struct mmc_host *host, struct device *dev)
> >> {
> >> struct mmc_pwrseq_simple *pwrseq;
> >> + int ret = 0;
> >>
> >> pwrseq = kzalloc(sizeof(struct mmc_pwrseq_simple), GFP_KERNEL);
> >> if (!pwrseq)
> >> return -ENOMEM;
> >>
> >> + pwrseq->reset_gpio = gpiod_get_index(dev, "reset", 0, GPIOD_OUT_HIGH);
> >> + if (IS_ERR(pwrseq->reset_gpio) &&
> >> + PTR_ERR(pwrseq->reset_gpio) != -ENOENT &&
> >> + PTR_ERR(pwrseq->reset_gpio) != -ENOSYS) {
> >> + ret = PTR_ERR(pwrseq->reset_gpio);
> >> + goto free;
> >> + }
> >> +
> >> pwrseq->pwrseq.ops = &mmc_pwrseq_simple_ops;
> >> host->pwrseq = &pwrseq->pwrseq;
> >>
> >> return 0;
> >> +free:
> >> + kfree(&pwrseq);
> >
> > Hi Ulf,
> >
> > this kfree looks a bit fishy (there's one more instance of it in
> > mmc_pwrseq_simple_free).
>
> This is the error path, which means I need to clean up data that I
> have allocated.
I think Tomeu meant that the '&' must be removed.
Sascha
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