[PATCH v5 4/6] gpio: pca953x: remove an unused variable

From: Bartosz Golaszewski
Date: Thu Sep 08 2016 - 06:49:10 EST


The chip_type variable in struct pca953x_chip is no longer required.

Remove it.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/gpio/gpio-pca953x.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 4c46cc8..02893c6 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -129,7 +129,6 @@ struct pca953x_chip {
struct i2c_client *client;
struct gpio_chip gpio_chip;
const char *const *names;
- int chip_type;
unsigned long driver_data;

const struct pca953x_reg_config *regs;
@@ -771,8 +770,6 @@ static int pca953x_probe(struct i2c_client *client,
}
}

- chip->chip_type = PCA_CHIP_TYPE(chip->driver_data);
-
mutex_init(&chip->i2c_lock);

/* initialize cached registers from their original values.
@@ -794,7 +791,7 @@ static int pca953x_probe(struct i2c_client *client,
chip->read_regs = pca953x_read_regs_16;
}

- if (chip->chip_type == PCA953X_TYPE)
+ if (PCA_CHIP_TYPE(chip->driver_data) == PCA953X_TYPE)
ret = device_pca953x_init(chip, invert);
else
ret = device_pca957x_init(chip, invert);
--
2.7.4