UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

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>
This commit is contained in:
Krzysztof Kozlowski 2017-07-18 19:43:28 +02:00
parent 12cdd5790f
commit bbed85f45b
1 changed files with 4 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/pinctrl/samsung/pinctrl-exynos.c
View File

@ -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];