[PATCH -next] gpio: xilinx: Do not use gpiochip_get_data() in xgpio_save_regs()

Guenter Roeck linux at roeck-us.net
Thu Jan 7 06:49:12 PST 2016

On 01/07/2016 01:07 AM, Linus Walleij wrote:
> On Thu, Jan 7, 2016 at 1:20 AM, Guenter Roeck <linux at roeck-us.net> wrote:
>> Commit 097d88e94c44 ("gpio: xilinx: use gpiochip data pointer") replaces
>> the use of container_of() with gpiochip_get_data(). Unfortunately, the
>> data pointer is not yet set by the time xgpio_save_regs() is called,
>> causing a system hang.
>> Fixes: 097d88e94c44 ("gpio: xilinx: use gpiochip data pointer")
>> Signed-off-by: Guenter Roeck <linux at roeck-us.net>
>> ---
>> It might make sense to merge this patch with the patch introducing the problem.
> Patch applied, thanks for finding and fixing this so quick!
Code inspection shows that there are two more - I'll send patches today.


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