Messages in this thread | | | Date | Tue, 11 Sep 2018 16:39:54 +0100 | From | Lee Jones <> | Subject | Re: [PATCH] mfd: menelaus: fix possible race condition and leak |
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On Sun, 09 Sep 2018, Alexandre Belloni wrote:
> The IRQ work is added before the struct rtc is allocated and registered, > but this struct is used in the IRQ handler. This may lead to a NULL pointer > dereference. > > Switch to devm_rtc_allocate_device/rtc_register_device to allocate the rtc > before calling menelaus_add_irq_work. > > Also, this solves a possible leak as the RTC is never released. > > Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> > --- > > Lee, > > If that is ok with you, I would like to take this patch through the RTC > tree. So I can have a follow up patch removing rtc_device_register(). > > Thanks > > drivers/mfd/menelaus.c | 13 +++++++++---- > 1 file changed, 9 insertions(+), 4 deletions(-)
Applied, thanks.
-- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
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