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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2018-05-03 19:14:46 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2018-05-16 14:35:24 +0200 |
| commit | 4b21f94a3001ba5326425d6b6d93bc63ddebdc97 (patch) | |
| tree | 64c8f3b0cc1d57b0964ca766c67f0e89ecd102f6 /drivers/gpio/gpiolib-of.c | |
| parent | pca953x: add example how to use interrupt-controller and gpio-controller (diff) | |
| download | linux-4b21f94a3001ba5326425d6b6d93bc63ddebdc97.tar.xz linux-4b21f94a3001ba5326425d6b6d93bc63ddebdc97.zip | |
gpio: Convert to use match_string() helper
The new helper returns index of the matching string in an array.
We are going to use it here.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpiolib-of.c')
| -rw-r--r-- | drivers/gpio/gpiolib-of.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index 586d15137c03..28d968088131 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -210,11 +210,8 @@ static struct gpio_desc *of_find_regulator_gpio(struct device *dev, const char * if (!con_id) return ERR_PTR(-ENOENT); - for (i = 0; i < ARRAY_SIZE(whitelist); i++) - if (!strcmp(con_id, whitelist[i])) - break; - - if (i == ARRAY_SIZE(whitelist)) + i = match_string(whitelist, ARRAY_SIZE(whitelist), con_id); + if (i < 0) return ERR_PTR(-ENOENT); desc = of_get_named_gpiod_flags(np, con_id, 0, of_flags); |