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gpio: mm-lantiq: Do not use gpiochip_get_data() in ltq_mm_save_regs()

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Commit 6aa7dbfa28 ("gpio: mm-lantiq: use gpiochip data pointer") replaces
the use of container_of() with gpiochip_get_data(). However, the data
pointer is not yet set by the time the save_regs function is called.

Fixes: 6aa7dbfa28 ("gpio: mm-lantiq: use gpiochip data pointer")
Cc: Ricardo Ribalda Delgado <[email protected]>
Cc: John Crispin <[email protected]>
Signed-off-by: Guenter Roeck <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
This commit is contained in:
Guenter Roeck 2016-01-07 08:24:58 -08:00 • committed by Linus Walleij
commit 95c761705e
1 changed files with 2 additions and 1 deletions
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3
drivers/gpio/gpio-mm-lantiq.c
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@ -91,7 +91,8 @@ static int ltq_mm_dir_out(struct gpio_chip *gc, unsigned offset, int value)
*/
static void ltq_mm_save_regs(struct of_mm_gpio_chip *mm_gc)
{
struct ltq_mm *chip = gpiochip_get_data(&mm_gc->gc);
struct ltq_mm *chip =
container_of(mm_gc, struct ltq_mm, mmchip);
/* tell the ebu controller which memory address we will be using */
ltq_ebu_w32(CPHYSADDR(chip->mmchip.regs) | 0x1, LTQ_EBU_ADDRSEL1);