Messages in this thread | | | From | Linus Walleij <> | Date | Sat, 29 Feb 2020 00:20:41 +0100 | Subject | Re: [PATCH] gpiolib: fix bitmap operations related to line event watching |
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On Wed, Feb 26, 2020 at 2:53 PM Bartosz Golaszewski <brgl@bgdev.pl> wrote:
> From: Bartosz Golaszewski <bgolaszewski@baylibre.com> > > When operating on the bits of watched_lines bitmap, we're using > desc_to_gpio() which returns the GPIO number from the global numberspace. > This leads to all sorts of memory corruptions and invalid behavior. We > should switch to using gpio_chip_hwgpio() instead. > > Fixes: 51c1064e82e7 ("gpiolib: add new ioctl() for monitoring changes in line info") > Reported-by: Kent Gibson <warthog618@gmail.com> > Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
This looks good but where should it be applied? It fails to apply to my devel branch where this lives.
Yours, Linus Walleij
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