diff options
| author | Krzysztof Kozlowski <krzk@kernel.org> | 2017-07-18 20:43:28 +0300 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzk@kernel.org> | 2017-07-24 07:56:02 +0300 |
| commit | bbed85f45b2b727bb776b914b84c67e8fd825433 (patch) | |
| tree | 633eab87f1b9a467c562a2b46d8b3b0bf433cbcb /drivers/pinctrl/samsung | |
| parent | 12cdd5790fe342bf223cbfc13f9929201fbe22db (diff) | |
| download | linux-bbed85f45b2b727bb776b914b84c67e8fd825433.tar.xz | |
pinctrl: samsung: Remove unneeded local variable initialization
Two local variables (shift and reg_con) were initialized to unused
values - they were overwritten just few lines after. Getting rid of
this unused initialization allows dropping other variables and
compacting slightly the code.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Diffstat (limited to 'drivers/pinctrl/samsung')
| -rw-r--r-- | drivers/pinctrl/samsung/pinctrl-exynos.c | 18 |
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos.c b/drivers/pinctrl/samsung/pinctrl-exynos.c index d68d52dc6804..c8d0de7ea160 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos.c +++ b/drivers/pinctrl/samsung/pinctrl-exynos.c @@ -151,15 +151,10 @@ static int exynos_irq_set_type(struct irq_data *irqd, unsigned int type) static int exynos_irq_request_resources(struct irq_data *irqd) { - struct irq_chip *chip = irq_data_get_irq_chip(irqd); - struct exynos_irq_chip *our_chip = to_exynos_irq_chip(chip); struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(irqd); const struct samsung_pin_bank_type *bank_type = bank->type; - unsigned int shift = EXYNOS_EINT_CON_LEN * irqd->hwirq; - unsigned long reg_con = our_chip->eint_con + bank->eint_offset; - unsigned long flags; - unsigned int mask; - unsigned int con; + unsigned long reg_con, flags; + unsigned int shift, mask, con; int ret; ret = gpiochip_lock_as_irq(&bank->gpio_chip, irqd->hwirq); @@ -188,15 +183,10 @@ static int exynos_irq_request_resources(struct irq_data *irqd) static void exynos_irq_release_resources(struct irq_data *irqd) { - struct irq_chip *chip = irq_data_get_irq_chip(irqd); - struct exynos_irq_chip *our_chip = to_exynos_irq_chip(chip); struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(irqd); const struct samsung_pin_bank_type *bank_type = bank->type; - unsigned int shift = EXYNOS_EINT_CON_LEN * irqd->hwirq; - unsigned long reg_con = our_chip->eint_con + bank->eint_offset; - unsigned long flags; - unsigned int mask; - unsigned int con; + unsigned long reg_con, flags; + unsigned int shift, mask, con; reg_con = bank->pctl_offset + bank_type->reg_offset[PINCFG_TYPE_FUNC]; shift = irqd->hwirq * bank_type->fld_width[PINCFG_TYPE_FUNC]; |