gpio: pca9570: fix kerneldoc

While renaming one of the fields in the driver data struct, the kerneldoc
was not updated which apparently angers the test robot now.

Reported-by: kernel test robot <[email protected]>
Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
Fixes: a3f7c1d ("gpio: pca9570: rename platform_data to chip_data")
Signed-off-by: Bartosz Golaszewski <[email protected]>
Reviewed-by: Andy Shevchenko <[email protected]>

Author: Bartosz Golaszewski

drivers/gpio/gpio-pca9570.c

@@ -30,7 +30,7 @@ struct pca9570_chip_data {
 /**
  * struct pca9570 - GPIO driver data
  * @chip: GPIO controller chip
- * @p_data: GPIO controller platform data
+ * @chip_data: GPIO controller platform data
  * @lock: Protects write sequences
  * @out: Buffer for device register
  */