Messages in this thread | | | Subject | Re: [v.1] clocksource:clps711x-timer:- Unmap a region obtained by remap | From | Daniel Lezcano <> | Date | Tue, 16 Aug 2016 15:04:40 +0200 |
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Hi Arvind,
On 08/11/2016 07:41 PM, Arvind Yadav wrote: > iounmap frees the mapping when timer id is not matching. > > Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> > ---
Even if this fix is correct, it does actually rollback a minimalist part of what was done and only if the clock type is wrong. Can you properly handle the undo from the different init functions and regarding their success/error ?
Thanks.
-- Daniel
> drivers/clocksource/clps711x-timer.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/clocksource/clps711x-timer.c b/drivers/clocksource/clps711x-timer.c > index 84aed78..deaca51 100644 > --- a/drivers/clocksource/clps711x-timer.c > +++ b/drivers/clocksource/clps711x-timer.c > @@ -116,6 +116,7 @@ static int __init clps711x_timer_init(struct device_node *np) > case CLPS711X_CLKSRC_CLOCKEVENT: > return _clps711x_clkevt_init(clock, base, irq); > default: > + iounmap(base); > return -EINVAL; > } > } >
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