gpio: pca953x: correct type of reg_direction

The type of reg_direction needs to match the type of the regmap, which
is u8.

Fixes: 0f25fda840a9 ("gpio: pca953x: Zap ad-hoc reg_direction cache")
Cc: Cc: <stable@vger.kernel.org>
Signed-off-by: David Jander <david@protonic.nl>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 378b206d2dc9..30072a570bc2 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -604,7 +604,7 @@ static void pca953x_irq_bus_sync_unlock(struct irq_data *d)
         u8 new_irqs;
         int level, i;
         u8 invert_irq_mask[MAX_BANK];
-        int reg_direction[MAX_BANK];
+        u8 reg_direction[MAX_BANK];
 
         regmap_bulk_read(chip->regmap, chip->regs->direction, reg_direction,
                          NBANK(chip));
@@ -679,7 +679,7 @@ static bool pca953x_irq_pending(struct pca953x_chip *chip, u8 *pending)
         bool pending_seen = false;
         bool trigger_seen = false;
         u8 trigger[MAX_BANK];
-        int reg_direction[MAX_BANK];
+        u8 reg_direction[MAX_BANK];
         int ret, i;
 
         if (chip->driver_data & PCA_PCAL) {
@@ -768,7 +768,7 @@ static int pca953x_irq_setup(struct pca953x_chip *chip,
 {
         struct i2c_client *client = chip->client;
         struct irq_chip *irq_chip = &chip->irq_chip;
-        int reg_direction[MAX_BANK];
+        u8 reg_direction[MAX_BANK];
         int ret, i;
 
         if (!client->irq)