Messages in this thread | | | Date | Sun, 25 Jan 2015 16:29:26 -0800 | From | Guenter Roeck <> | Subject | Re: [PATCH 3.10 25/50] gpiolib: of: Correct error handling in of_get_named_gpiod_flags |
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On 01/25/2015 02:05 PM, Greg Kroah-Hartman wrote: > On Sun, Jan 25, 2015 at 01:31:49PM -0800, Guenter Roeck wrote: >> On Sun, Jan 25, 2015 at 10:07:15AM -0800, Greg Kroah-Hartman wrote: >>> 3.10-stable review patch. If anyone has any objections, please let me know. >>> >>> ------------------ >>> >>> From: Hans Holmberg <hans.holmberg@intel.com> >>> >>> commit 7b8792bbdffdff3abda704f89c6a45ea97afdc62 upstream. >>> >>> of_get_named_gpiod_flags fails with -EPROBE_DEFER in cases >>> where the gpio chip is available and the GPIO translation fails. >>> >>> This causes drivers to be re-probed erroneusly, and hides the >>> real problem(i.e. the GPIO number being out of range). >>> >>> Signed-off-by: Hans Holmberg <hans.holmberg@intel.com> >>> Reviewed-by: Alexandre Courbot <acourbot@nvidia.com> >>> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> >>> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> >>> >> >> This patch is causing several build failures. >> >> Error log: >> drivers/gpio/gpiolib-of.c: In function 'of_gpiochip_find_and_xlate': >> drivers/gpio/gpiolib-of.c:50:3: error: implicit declaration of function 'ERR_PTR' >> >> since "#include <linux/err.h>" is missing in drivers/gpio/gpiolib-of.c >> in the 3.10 kernel. > > Thanks for letting me know, I've pushed out a fix for this in the quilt > tree of patches. >
Confirmed; build and qemu tests now pass with no errors.
Guenter
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